Answer: 4 cats
Step-by-step explanation:
10% = 0.1
Take 40 times 0.1 = 4 cats
given triangle abc, how many possible triangles can be formed for the following conditions: ab = 37cm, ac = 26cm, angle b = 32.5°
Given the lengths of the two sides and the angle between them, only one triangle can be created under the given circumstances.
1. Given that angle B is 32.5°, side AB is 37 cm, side AC is 26 cm, etc.
2. Calculate side BC using the Law of Cosines:
BC = (2(AB)(AC)cosB) + (AB)(AC)2
3. Input the values that are known: BC = (37 2 + 26 2 - 2(37)(26)cos32.5°)
4. Condense: BC = (1369 plus 676 minus 1848 cos 32.5 °)
5. Determine BC =. (2095 - 1539.07)
6. Condense: BC = 556.93
7. Determine BC as 23.701 cm.
8. Since the lengths of the two sides and the angle between them are specified, only one triangle can be formed under the current circumstances.
By applying the Law of Cosines, we can determine the length of the third side, BC, given that side AB is 37 cm, side AC is 26 cm, and angle B is 32.5°. In order to perform this, we must first determine the cosine of angle B, which comes out to be 32.5°. Then, we enter this value, together with the lengths of AB and AC, into the Law of Cosines equation to obtain BC.BC = (AB2 + AC2 - 2(AB)(AC)cosB) is the equation. BC is then calculated by plugging in the known variables to obtain (37 + 26 - 2(37)(26)cos32.5°). By condensing this formula, we arrive at BC = (1369 + 676 - 1848cos32.5°). Then, we calculate BC as BC = (2095 - 1539.07), and finally, we simplify to obtain BC = 556.93. Finally, we determine that BC is 23.701 cm. Given the lengths of the two sides and the angle between them.
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The
owner of a bakery finds the probability distribution for X, the
number of pastries sold on a Monday.
x = 150, p(x) = 0.15
x = 250, p(x) = 0.20
x = 350, p(x) = 0.05
x = 450, p(x) = 0.20
x = 550, p
Therefore, the expected value of X is 395 pastries, and the variance of X is 38805.
The probability distribution for X, the number of pastries sold on a Monday is given as below;
x = 150,
p(x) = 0.15x
= 250,
p(x) = 0.20x
= 350,
p(x) = 0.05x
= 450,
p(x) = 0.20x
= 550, p(x) = ?
We can find the value of p(x) for x = 550 by using the fact that the total probability of all possible outcomes is always equal to 1.
Therefore, we can set up the equation as follows:
0.15 + 0.20 + 0.05 + 0.20 + p(x) = 1
Simplifying this equation, we get:
p(x) = 0.40
So, the probability distribution for X is:
x = 150,
p(x) = 0.15x
= 250,
p(x) = 0.20x
= 350,
p(x) = 0.05x
= 450,
p(x) = 0.20x
= 550,
p(x) = 0.40
The probability distribution can be used to find the expected value and variance of X. The expected value of X is given by:E(X) = Σ[x * p(x)]
where Σ denotes the sum over all possible values of X.
The expected value of X is:
E(X) = 150(0.15) + 250(0.20) + 350(0.05) + 450(0.20) + 550(0.40)
= 395
The variance of X is given by:
Var(X) = Σ[(x - E(X))^2 * p(x)]
where Σ denotes the sum over all possible values of X.
The variance of X is:
Var(X) = (150 - 395)^2(0.15) + (250 - 395)^2(0.20) + (350 - 395)^2(0.05) + (450 - 395)^2(0.20) + (550 - 395)^2(0.40)
= 33025 - 156025 + 30360 + 110250 - 156025 + 87120
= 38805
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How many roots does the graphed polynomial function have?
A. 1
B. 2
C. 4.
D. 3 I’m
Answer:
3 roots
Step-by-step explanation:
The roots are the values of x on the x- axis where the graph crosses x- axis
The graph crosses the x- axis at 3 points, thus has 3 roots
how many ways are there to distribute six objects to five boxes if a) both the objects and boxes are labeled? b) the objects are labeled, but the boxes are unlabeled? c) the objects are unlabeled, but the boxes are labeled? d) both the objects and the boxes are unlabeled?
a) For labeled objects and boxes, there are 5⁶ = 15,625 possible distributions. b) For labeled objects and unlabeled boxes, there are 792 possible distributions. c) For unlabeled objects and labeled boxes, there are 5C6 = 5 possible distributions.d) There is only 1 possible distribution.
a) When both the objects and boxes are labeled, each object can be placed in any of the five labeled boxes, giving us 5 choices for each object. Since there are six objects in total, the total number of distributions is 5⁶ = 15,625.
b) When the objects are labeled but the boxes are unlabeled, we can use a technique called stars and bars. We have 6 objects (stars) and 5 boxes (bars). The objects can be distributed by placing the bars between the objects, so there are (6 + 5 - 1) choose (5 - 1) = 792 possible distributions.
c) When the objects are unlabeled but the boxes are labeled, we have 5 boxes, and we need to choose 6 objects to fill them. This can be thought of as choosing a subset of 6 objects out of 5, which can be done in 5C6 = 5 ways.
d) When both the objects and the boxes are unlabeled, there is only one possible distribution. Since the objects and boxes are indistinguishable, it does not matter which object goes into which box, resulting in a single distribution.
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Yesterday morning at 8 a.m. the temperature was -14°F. At noon it was 10 degrees warmer. The temperature increase between noon and and 4 p.m. was twice the temperature increase between 8 a.m. and noon. What was the temperature at 4 p.m?
Answer:
16°
Step-by-step explanation:
so 10 degrees warmer from 8 to noon
so
-14°+10°= -4°
so at noon, it was -4°
but then from noon to 4 pm, the temp change was twice that
so
10° x 2= 20°
so
-4° + 20° = 16°
temp at 4 pm was 16°
question 1 the tallest person who ever lived was approximately 8 feet 11 inches tall. write an inequality that represents the heights h (in inches) of every other person who has ever lived. inequality: question 2 is 9 feet a solution of the inequality? explain your reasoning. responses no; 9 feet is equal to 118 inches, which is not less than 107 inches. no; 9 feet is equal to 118 inches, which is not less than 107 inches. yes; 9 feet is greater than or equal to 107 inches, so it is a solution of the inequality. yes; 9 feet is greater than or equal to 107 inches, so it is a solution of the inequality. no; 9 feet is equal to 108 inches, which is not less than 107 inches. no; 9 feet is equal to 108 inches, which is not less than 107 inches. yes; 9 feet is less than 107 inches, so it is a solution of the inequality question 1 the tallest person who ever lived was approximately 8 feet 11 inches tall. write an inequality that represents the heights h (in inches) of every other person who has ever lived. inequality: question 2 is 9 feet a solution of the inequality? explain your reasoning. responses no; 9 feet is equal to 118 inches, which is not less than 107 inches. no; 9 feet is equal to 118 inches, which is not less than 107 inches. yes; 9 feet is greater than or equal to 107 inches, so it is a solution of the inequality. yes; 9 feet is greater than or equal to 107 inches, so it is a solution of the inequality. no; 9 feet is equal to 108 inches, which is not less than 107 inches. no; 9 feet is equal to 108 inches, which is not less than 107 inches. yes; 9 feet is less than 107 inches, so it is a solution of the inequality
1) The height of every other person must be less than 107 inches. 2)9 feet is not a solution to inequality.
Question 1: The tallest person who ever lived was approximately 8 feet 11 inches tall. To represent the heights h (in inches) of every other person who has ever lived, we can write the inequality:
h < 107
This inequality states that the height of every other person must be less than 107 inches.
Question 2: Is 9 feet a solution to inequality?
No, 9 feet is equal to 108 inches, which is not less than 107 inches. Therefore, 9 feet is not a solution to the inequality.
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The inequality that represents the heights of every other person is h < 107 inches. 9 feet is not a solution to this inequality.
Explanation:To represent the heights of every other person who has ever lived compared to the tallest person's height of 8 feet 11 inches, we can use the inequality h < 107 inches. This inequality means that the height of every other person is less than 107 inches.
For the second question, 9 feet is equal to 108 inches, which is not less than 107 inches. Therefore, 9 feet is not a solution to the inequality h < 107 inches.
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Richard and stephen win some money and share in the ratio 2:1 Richard gets £12
1) Mr. Charles bought dinner for his family.
The dinner cost $46.95.
He left a 15% tip.
About how much tip did Mr. Charles leave?
A. $1.50
B. $4.00
C. $5.00
D. $7.00
The amount of tip Mr Charles left given the total amount paid for dinner is $7
How to calculate Percentage?Total cost of dinner = $46.95Percentage of tip = 15%Amount of tip Mr Charles left = Percentage of tip × Total cost of dinner
= 15% × 46.95
= 15/100 × 46.95
= 0.15 × 46.95
= $7.0425
Approximately,
$7
Therefore, the amount of tip Mr Charles left is about $7
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A family buys 5 airline tickets online. The family buys travel insurance that costs $18 per ticket. The total cost is $885. Let x represent the price of one ticket. Write an equation for the total cost. Then find the price of one ticket.
Answer:
One ticket is $153
Step-by-step explanation:
x = The price of a ticket
855=5x+18(5)
855=5x+90
765=5x
153=x
Answer:
x = $159
Step-by-step explanation:
5 tickets are bought, the price of them is unknown?
1 ticket per $18 travel insurance
5 tickets = 18 × 5
insurance per 5 tickets = $90
the equation:
let X represent the number of tickets.
5x + 90 = 885. the total cost of insurance and tickets = 885
we solve the equation.
5x=885 - 90
5x= 795. divide by 5 into both sides.
x= $159. which is the price of one ticket.
Determine the slope and y-intercept. y = 3/2x + 3
Answer:
Slope: 3/2
Y-intercept: 3
Step-by-step explanation:
Because the equation is set up as mx+b, the slope is actually just the number in front of x, and the y-intercept is 3
what is the importance of derivative classification?
Answer:
Classifying information helps to protect our national security
#Brainly lovers
The importance of derivative classification lies in its role in safeguarding sensitive information and ensuring national security. Derivative classification involves the process of determining the level of classification of information that is derived from a primary source.
what is the importance of derivative classification?Derivative classification is an essential aspect of information security and classification systems. It involves assigning the appropriate level of classification to information that is derived from a primary classified source. This process ensures that the derived information is protected and handled with the same level of care as its source material.
The importance of derivative classification lies in several key factors. Firstly, it helps prevent unauthorized disclosure of sensitive information. By classifying derived information, access to it can be controlled, limiting its availability to individuals with appropriate security clearances. This restriction ensures that only authorized personnel can access and handle the information, reducing the risk of it falling into the wrong hands.
Derivative classification promotes information sharing within authorized channels. When information is properly classified, it can be shared securely among individuals or organizations that have the necessary clearances. This controlled sharing allows for effective collaboration and coordination among different entities while maintaining the confidentiality of the information.
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PLEASE HELPPP
Write the steps in the correct order for adding/subtracting polynomials: A) Combine like terms B) Group like terms С) Distribute the negative D) Write in standard form
In 2010 Sacramento received 23 inches in annual precipitation , in 2011 the city received 17 inches in anual percpation , in which year was there more precpition?
Answer:
There was more precipitation in the year 2010.
Step-by-step explanation:
Here in this question, we have the data for the amount of precipitation received in two different years in a city called Sacramento.
Now, we are tasked with finding in which of the two years was there more precipitation.
From the question, we can identify the following;
in 2010, precipitation was 23 inches
in 2011, precipitation was 17 inches
We can see that 23 inches is greater than 17 inches. So what this mean is that the precipitation in 2010 was more than the precipitation received in 2011.
if initial concentrations are [a]=0.50 m, [b]=0.75 m, and [c]=1.2 m, and at equilibrium [c]=1.0 m, what is the equilibrium constant?
The equilibrium constant can be determined using the concentrations of reactants and products at equilibrium. In this case, the initial concentrations of substances A, B, and C are given as [A] = 0.50 M, [B] = 0.75 M, and [C] = 1.2 M, while the equilibrium concentration of C is [C] = 1.0 M.
The equilibrium constant, denoted as K, is defined as the ratio of the product of the concentrations of the products to the product of the concentrations of the reactants, each raised to the power of their stoichiometric coefficients. In this case, the balanced chemical equation is not provided, so we cannot directly calculate the equilibrium constant.
To determine the equilibrium constant, we need the balanced chemical equation representing the reaction. Once the balanced equation is available, we can determine the stoichiometric coefficients and calculate the equilibrium constant using the concentrations at equilibrium. Without the specific reaction, we cannot provide a numerical value for the equilibrium constant.
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Someone slide me the answer of number 6 pls
Based on the distance that the yellow jacket flies in 9 seconds, the unit rate in meter per second is 0.5 m/s
What is the unit rate?The unit rate of the yellow jacket can be found by the formula:
= Distance travelled / Number of seconds
Solving gives:
= 4.5 / 9
= 0.5 meter per second
= 0.5 m/s
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plss help!!! (15pts)
Answer:
w=54
Step-by-step explanation:
Answer:
W = 54
Step-by-step explanation:
Angles on a straight line add up to 180
180 - 126 = 54
You have a 24-foot wide board. The board is cut into 10 equal sections. How
wide is each section?
Answer: ______ feet
Answer:
the board is 2.4 ft
Step-by-step explanation:
because 24/10 is 2.4
A tram moved upward 18 meters in 6 seconds at a constant rate. what was the change in the trams elevation each second?
Answer:
3 meters per second.
Step-by-step explanation:
Change in elevation = distance / time
= 18/6
= 3 meters / second.
.
Find the value of f (-6)
Answer:
4?
lol
Step-by-step explanation:
Solve for x in this problem √x-2 +4=x
The Radical Form (√x) ,the solutions to the equation √x - 2 + 4 = x are x = 1 and x = 4.
The equation √x - 2 + 4 = x for x, we can follow these steps:
1. Begin by isolating the radical term (√x) on one side of the equation. Move the constant term (-2) and the linear term (+4) to the other side of the equation:
√x = x - 4 + 2
2. Simplify the expression on the right side of the equation:
√x = x - 2
3. Square both sides of the equation to eliminate the square root:
(√x)^2 = (x - 2)^2
4. Simplify the equation further:
x = (x - 2)^2
5. Expand the right side of the equation using the square of a binomial:
x = (x - 2)(x - 2)
x = x^2 - 2x - 2x + 4
x = x^2 - 4x + 4
6. Move all terms to one side of the equation to set it equal to zero:
x^2 - 4x + 4 - x = 0
x^2 - 5x + 4 = 0
7. Factor the quadratic equation:
(x - 1)(x - 4) = 0
8. Apply the zero product property and set each factor equal to zero:
x - 1 = 0 or x - 4 = 0
9. Solve for x in each equation:
x = 1 or x = 4
Therefore, the solutions to the equation √x - 2 + 4 = x are x = 1 and x = 4.
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Find the algebraic fraction of x3y-2x2y2/2xy3-x2y2
To simplify the fraction, we can factor out the common term of xy from both the numerator and denominator, resulting in \((x^2 - 2xy) / [(2y - x) y]\).
To simplify the given algebraic fraction, we can use the factorization method by factoring out the common term of "xy" from both the numerator and denominator. This leaves us with the fraction:
\((x^3y - 2x^2y^2) / (2xy^3 - x^2y^2)\)
= \((xy) (x^2 - 2y) / (xy^2) (2y - x)\)
We can simplify the above expression by canceling out the common factor of "xy" in the numerator and denominator. This gives us:
\((x^2 - 2xy) / [(2y - x) y]\)
Thus, the simplified algebraic fraction is \((x^2 - 2xy) / [(2y - x) y]\).
It's important to note that when simplifying algebraic fractions, we can only cancel out common factors if they are present in both the numerator and denominator. In this case, the common factor was "xy". We factored it out from both the numerator and denominator, then cancelled out the factor to simplify the expression.
Furthermore, we can also see that the denominator of the simplified expression (2y - x) y has two factors. One of them is (2y - x), which is the difference between two terms, and the other one is y. We cannot simplify this any further since neither of these factors can be factored any further. Therefore, this is the final form of the algebraic fraction.
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Plzz plzzz explain this!!!!
Answer:
hope it helps...
Step-by-step explanation:
please comment me if it is really helpful ..
Now write 100,000 • 1 over 100,000 as multiplying 10 to a power by 10 to a power
Answer:
100,000=10^5, and 1/100,000= 1/10^5=10^-5
so this is your answer
10^5 x 10^-5
Step-by-step explanation:
Sample answer from Edmentum.
The exponential value of 1,00,000 and 1/1,00,000 is 10⁵ and 10⁻⁵.
What are exponential functions?The formula for an exponential function is f (x) = axe, where x is a variable and an is a constant that serves as the function's base and must be bigger than 0. The transcendental number e, or roughly 2.71828, is the most often used exponential function basis.
Given numbers 1,00,000 and 1/1,00,000
factors of 1,00,000 = 10 x 10 x 10 x 10 x 10
1,00,000 in exponential form is 10⁵ because 10 is multiplying continuously 5 times.
and 1/1,00,000 = 1/(10⁵)
using formula 1/aⁿ = a⁻ⁿ
so 1/(10⁵) = 10⁻⁵
Hence exponential for numbers is 10⁵ and 10⁻⁵.
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Describe a transformation or series of transformations that demon-
strates the congruence between figures A and B.
Answer:
I'm notsure what you mean
Which sequences of transformations could map rectangle A
onto rectangle B? Select all that apply.
A A 90° clockwise rotation around the origin, followed by a
translation to the left
B A dilation with a center of dilation at the origin, followed
by a translation down and a translation to the left
C A reflection across the x-axis, followed by a dilation with a
center of dilation at the origin and a translation to the left
B
-2
D A reflection across the y-axis, followed by a translation down and a dilation
with a center of dilation at the origin
E A 180° rotation around the origin, followed by a dilation with a center of
dilation at the origin, a translation down, and a translation to the left
The sequence of transformations of rectangle A onto rectangle B is
B) A dilation with a center of dilation at the origin, followed by a translation down and a translation to the left.
What is transformation in graphs?The graph's curve "moves to the left/right/up/down," "it expands or compresses," or "it reflects" when a function is transformed. For instance, simply advancing the graph of the function g(x) = x2 by 3 units will yield the graph of f(x) = x2 + 3. Function transformations are very useful for graphing the functions by simply moving, expanding, compressing, or reflecting the curve, as opposed to having to start from scratch with the graphing.
A function transformation "moves," "resizes," or "reflects" the parent function's graph, depending on the case. Function transformations can be broadly divided into three categories:
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Consider the following data for a dependent variable y and two independent variables, x1 and x2 ; for these data SST = 15,128.4, and SSR = 14,141.7.
x 1 x 2 y
29 13 95
46 10 109
24 18 112
51 16 179
41 5 94
51 19 176
75 8 170
36 13 118
59 13 142
76 16 211
Round your answers to three decimal places.
a. Compute R2 .
b. Compute Ra 2 .
c. Does the estimated regression equation explain a large amount of the variability in the data?
SelectYesNoItem 3
Based on the equation in the question , the R2 would be 0.934.
To compute R2, we need to use the formula:
R2 = SSR / SST
Given that SSR = 14,141.7 and
SST = 15,128.4,
We can substitute these values into the formula:
R2 = 14,141.7 / 15,128.4
R2 ≈ 0.934
b. To compute Ra2, we need to subtract R2 from 1:
Ra2 = 1 - R2
Substituting the value of R2 we calculated in part a:
Ra2 ≈ 1 - 0.934
Ra2 ≈ 0.066
c. A large R2 value indicates that the estimated regression equation explains a large amount of the variability in the data.
In this case, R2 is approximately 0.934, which means that the estimated regression equation explains about 93.4% of the variability in the data.
So, the answer is "Yes".
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please solve this fast
Write the following equation in standard form. Identify the related conic. x' + y2 - 8x - 6y - 39 = 0
The standard form of the equation is (x' - 8x) + (y - 3)^2 = 48
To write the equation in standard form and identify the related conic, let's rearrange the given equation:
x' + y^2 - 8x - 6y - 39 = 0
Rearranging the terms, we have:
x' - 8x + y^2 - 6y - 39 = 0
Now, let's complete the square for both the x and y terms:
(x' - 8x) + (y^2 - 6y) = 39
To complete the square for the x terms, we need to add half the coefficient of x (-8) squared, which is (-8/2)^2 = 16, inside the parentheses. Similarly, for the y terms, we need to add half the coefficient of y (-6) squared, which is (-6/2)^2 = 9, inside the parentheses:
(x' - 8x + 16) + (y^2 - 6y + 9) = 39 + 16 + 9
(x' - 8x + 16) + (y^2 - 6y + 9) = 64
Now, let's simplify further:
(x' - 8x + 16) + (y^2 - 6y + 9) = 8^2
(x' - 8x + 16) + (y - 3)^2 = 8^2
(x' - 8x + 16) + (y - 3)^2 = 64
Now, we can rewrite this equation in standard form by rearranging the terms:
(x' - 8x) + (y - 3)^2 = 64 - 16
(x' - 8x) + (y - 3)^2 = 48
The equation is now in standard form. From this form, we can identify the related conic. Since we have a squared term for y and a constant term for x (x' is just another variable name for x), this equation represents a parabola opening horizontally.
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the random variable is geometric with a parameter which is itself a uniform random variable on . find the value of the conditional pdf of , given that . hint: use the result in the last segment.
The conditional PDF of X given Y = y is a geometric distribution with parameter 1-p.
Let X be a geometric random variable with parameter p, and let Y be a uniform random variable on the interval [0,1], which means the PDF of Y is fY(y) = 1 for 0 ≤ y ≤ 1 and 0 otherwise. We want to find the conditional PDF of X given Y = y.
By Bayes' theorem, the conditional PDF of X given Y = y is given by:
fX|Y(x|y) = fY|X(y|x) fX(x) / fY(y)
where fX(x) is the PDF of X, which is given by fX(x) = (1-p)^(x-1) p for x = 1, 2, 3, ..., and fY|X(y|x) is the PDF of Y given X = x, which is given by fY|X(y|x) = 1 for 0 ≤ y ≤ p and 0 otherwise.
To find fY(y), we use the law of total probability:
fY(y) = ∑ fX(x) fY|X(y|x) for all x
Plugging in the values of fX(x) and fY|X(y|x), we get:
fY(y) = ∑ (1-p)^(x-1) p for 0 ≤ y ≤ p and 0 otherwise.
Since Y is uniform on [0,1], we have fY(y) = 1 for 0 ≤ y ≤ 1 and 0 otherwise. Therefore, the above sum simplifies to:
∑ (1-p)^(x-1) p = p / (1 - (1-p)) = 1
Now we can plug in the values of fY(y) and fX(x|y) into the formula for the conditional PDF of X given Y = y:
fX|Y(x|y) = fY|X(y|x) fX(x) / fY(y)
fX|Y(x|y) = (1/p) (1-p)^(x-1) p / 1 = (1-p)^(x-1)
Thus, the conditional PDF of X given Y = y is a geometric distribution with parameter 1-p.
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please help me im stuck on this
Answer:
Step-by-step explanation:
dddfykb
Because of distance learning, Mr. Gunn drives much less than he used to. He has
driven a total of 1500 miles in the last 7 months. How many miles per month does Mr.
Gunn drive?