Answer:
the answer is 20
Step-by-step explanation:
Answer:
Your answer is: 20
One of two or more expressions that are multiplied together to get a product.
Factor the numerator and denominator and cancel the common factors.
Step-by-step explanation:
Hope this helped : )
Parábola donde su directriz eje x
Answer:
umm realmente no lo sé
Step-by-step explanation:
Find the missing side length.
Assume that all intersecting sides meet at right angles.
Be sure to include the correct unit in your answer.
13 ft
5 ft
?
9 ft
6 ft
4 ft
The measure of the missing side length from the given figure is 11 feet.
What is right angle?The right angle is created when two straight lines cross at a 90° angle or when they are perpendicular at the intersection.
It is referred to as a right angle if the angle formed by two rays exactly equals 90 degrees, or π/2.
The adjacent angles are right angles if a ray is positioned so that its terminus is on a line and they are equal.
In the given figure, assuming that all the intersecting sides meet at right angles.
So, the opposite sides are parallel to each other.
Let x be the length of missing side.
Thus, The length of missing side = Sum of length of parallel sides
Now, x= 5+6
= 11 feet
Therefore, the length of side missing is 11 feet.
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b. Rewrite 4 x 63 as the product of a unit fraction and a whole number.
Solve.
Rewriting 4 x 3/6 as the product of a unit fraction and a whole number is: 12 * 1/6
How to multiply fractions?The parameters are given as:
Number - 4
Fraction - 3/6
The following steps can be used to determine the product as the product of a whole number and a unit fraction:
Step 1 - Remember the whole number are those numbers that involve all positive integers and zero.
Step 2 - Also remember that the unit fraction is nothing but a fraction whose numerator is 1.
Step 3 - Write the given expression.
4 * 3/6
Step 4 - Convert the given fraction into a unit fraction by multiplying 4 by 3 in the above expression.
4 * 3 * 1/6
Step 5 - Simplify the above expression.
12 * 1/6
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the tens digit is 2 less than my ones digit the sum is 8
The three digit number where hundreds and ones digit are same is 424 .
In the question,
it is given that
the number is a 3 digit number ,
let the 3 digit number be " xyz "
given that the ones digit and hundreds digit are same ,
which means x = z , so the number becomes " xyx " ,
given that sum of ones and hundreds digit is 8 ,
which means x + x =8
2x = 8
x = 4
and tens digit is 2 less than ones digit , that is
y = x - 2
y = 4 - 2
y = 2
the number is xyx = 424
Therefore , the three digit number is 424 .
The given question is incomplete , the complete question is
I am a 3 digit number that is even my hundreds and ones digits are the same and have a sum of 8. My tens digit is 2 less than my ones digit. What number am i ?
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When writing a proof, how do you construct the first statement?
A) By writing the justification for the first statement in the right column.
B) By copying the “prove” statement(s) from the original problem.
C) By writing the next logical statement from the current one.
D) By copying the “given” statement(s) from the original problem.
When writing a proof, you should construct the first statement by copying the “prove” statement(s) from the original problem. The Option B is correct.
How should you construct the first statement in a proof?When constructing the first statement in a proof, it is important to begin with copying the “prove” statement(s) from the original problem. This involves writing the next statement based on the given or previously proven statements.
It is not helpful to write a justification for the first statement in the right column without considering its logical connection to the problem. By beginning with a logically connected statement, the proof can proceed in a clear and organized manner which leads to a valid conclusion.
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Find the height of the tower using the information given in the illustration.
using SOH CAH TOA
Tan 85.144 =h/130
h=tan 85.144*130
h=1530.19 fr
Use the diagram to name two points that are collinear with P, two planes that contain J, and all the points that are in more than one plane.
Step-by-step explanation:
colinear with P means they are in the same line as P.
that is K and N.
2 planes with J :
JKL (the ceiling) and JOKPN (the wall with J).
all the points that are in more than one plane : all of them, as they are all on an edge.
Find the values of x and y that make the quadrilateral a parallelogram.
Answer is in the image, proof also has given
Check all solutions to the equation. If there are no solutions, check 'None."
x = -5
Answer:
None
Step-by-step explanation:
As per the defenition of Absolute Value, There are no negative values, therefore there are no possible answers, hence you would say "None".
Definition: Absolute Value is the distance a number is away from 0.
Therefore, Distance can never be 0.
dividing 1/9 is equal to multiplying by
Answer: 9
Step-by-step explanation: To divide we need to flip the second fraction we are dividing by. For example:
10/1 divided by 1/4 = 10/1 times 4/1. So in this case, the answer is 40.
Now lets try it with 1/9.
X divided by 1/9 = X times 9/1.
So dividing by 1/9 is equal to multiplying by 9.
High school math question
Answer: Choice C. \(x = \pm\frac{\pi}{6}\)
=========================================================
Explanation:
Recall that
\(\tan(x) = \frac{\sin(x)}{\cos(x)}\\\\\)
So we can say
\(\tan(3x) = \frac{\sin(3x)}{\cos(3x)}\\\\\)
The vertical asymptotes occur when the denominator is zero.
If we were to plug in \(x = \frac{\pi}{6}\), then we'd have,
\(\tan(3x) = \frac{\sin(3x)}{\cos(3x)}\\\\\tan(3*\frac{\pi}{6}) = \frac{\sin(3*\frac{\pi}{6})}{\cos(3*\frac{\pi}{6})}\\\\\tan(\frac{\pi}{2}) = \frac{\sin(\frac{\pi}{2})}{\cos(\frac{\pi}{2})}\\\\\tan(\frac{\pi}{2}) = \frac{1}{0}\\\\\tan(\frac{\pi}{2}) = \text{und}\text{efined}\\\\\)
This shows that one vertical asymptote is at \(x = \frac{\pi}{6}\)
Through similar steps, you should find that another vertical asymptote is at \(x = -\frac{\pi}{6}\)
We can condense those two equations into \(x = \pm\frac{\pi}{6}\)
What is p=-aw+9. I need to solve for w
The residual plot shows the residuals for the day of the month and the amount in Kali’s checking account. Which statement best assesses the linearity of the relationship between the day of the month and account balance if the scatterplot appears to be reasonably linear?
A) Because the residual plot has an obvious pattern, and the scatterplot appears linear, it is appropriate to use the line of best fit to predict the account balance based on the day of the month.
B) Because the residual plot has an obvious pattern, and the scatterplot appears linear, it is not appropriate to use the line of best fit to predict the account balance based on the day of the month.
C) Because the residual plot has no obvious pattern, and the scatterplot appears linear, it is appropriate to use the line of best fit to predict the account balance based on the day of the month.
D) Because the residual plot has no obvious pattern, and the scatterplot appears linear, it is not appropriate to use the line of best fit to predict the account balance based on the day of the month.
The best assessment of the linearity of the relationship between the day of the month and account balance would be "Because the residual plot has no obvious pattern, and the scatterplot appears linear, it is appropriate to use the line of best fit to predict the account balance based on the day of the month."The correct answer is option C.
When assessing linearity, it is important to examine both the scatterplot and the residual plot. The scatterplot is used to visualize the relationship between the variables, while the residual plot helps us assess the appropriateness of a linear model by examining the pattern of the residuals (the differences between observed and predicted values).
If the scatterplot appears reasonably linear, it suggests that there is a linear relationship between the variables. In this case, since the scatterplot appears linear, it supports the use of a linear model to predict the account balance based on the day of the month.
Furthermore, the residual plot is used to check for any patterns or systematic deviations from the line of best fit. If the residual plot exhibits no obvious pattern and the residuals appear randomly distributed around zero, it indicates that the linear model captures the relationship adequately.
Therefore, if the residual plot shows no obvious pattern, it provides further evidence in favor of using the line of best fit to predict the account balance based on the day of the month.
In conclusion, when the scatterplot appears linear and the residual plot shows no obvious pattern, it is appropriate to use the line of best fit to predict the account balance based on the day of the month.
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Answer:
person above
Step-by-step explanation:
the obvious
A cuboidal tent of length 10 m , breadth 20m and height 30m is to be made. Find the cost of the 5 m wide cloth required at the rate of Rs. 50 per metre.
The rate of cloth as per question is Rs 50 per meter, then the price of 5-meter wide cloth will be 250 rupees.
What are arithmetic Operations?The four fundamental operations of arithmetic are addition, subtraction, multiplication, and division of two or even more items.
Included in them is the study of integers, especially the order of operations, which is important for all other areas of mathematics, notably algebra, data management, and geometry.
As per the given data in the question,
The rate for cloth is Rs 50 per meter.
Then, the rate of 5-meter-wide cloth will be,
5 × 50 = 250 rupees.
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The average height of young adult males has a normal distribution with standard deviation of 2.5 inches. You want to estimate the mean height of students at your college or university to within one inch with 90% confidence. How many male students must you measure?
Answer:
The male students must you measure 'n' = 24
Step-by-step explanation:
Step(i):-
Given Population standard deviation = 2.5 inches
Given the margin of error = 1 inches
Step(ii):-
90% confidence interval of Margin of error is determined by
\(M.E = \frac{Z_{\frac{\alpha }{2} } S.D}{\sqrt{n} }\)
\(Z_{\frac{0.10}{2} } = Z_{0.05} = 1.96\)
\(1 = \frac{1.96 X 2.5}{\sqrt{n} }\)
cross multiplication , we get
√n = 4.9
squaring on both sides , we get
n = 24.01≅ 24
Final answer:-
The male students must you measure 'n' = 24
The total number of male students is 24 and this can be determined by using the formula of margin of error.
Given :
The average height of young adult males has a normal distribution with a standard deviation of 2.5 inches.90% confidence interval.The formula of margin of error can be used in order to determine the sample size. The formula of margin of error is given by:
\(\rm ME =\dfrac{ Z_{\frac{\alpha }{2}}\times \sigma}{\sqrt{n} }\) ----- (1)
\(\rm Z_{\frac{0.1}{2}}=Z_{0.05} = 1.96\)
Now, substitute the known terms in the equation (1).
\(\rm 1 =\dfrac{ 1.96\times2.5}{\sqrt{n} }\)
Cross multiply in the above expression.
\(\rm \sqrt{n} = 1.96 \times 2.5\)
\(\rm \sqrt{n} = 4.9\)
n = 24.01
n \(\approx\) 24
So, the total number of male students is 24.
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A cylinder has a height of 18 yards The volume of this cylinder is 11077.92 cubic yards what is the radius
Answer:
13.996 or 14 yd
Step-by-step explanation:
volume of a cylinder = piR^2 * h
solve for R
R = (V/pi*H)^0.5
The U.S Census Bureau provides data on the number of young adults, age 18-24, who are living in their parents’home. Let
M= the event a male young adult is living in his parent’ home
F = the event a female young adult is living in her parent’ home
If we randomly select a male young adult and a female adult, the Census Bureau data enable us to conclude P(M)=0,56 and P(F)=0,42 (The World Almanac, 2006).The probability that both are living in their parent’home is 0,24
a, What is the probability at least one of the two young adults selected is livingin his or her parent’ home?
b, What is the probability both young adults selected are living on their own (neither is living in their parent’ home?
a) The probability that at least one of the two young adults selected is living in his or her parent’s home is; 0.74.
b) The probability both young adults selected are living on their own is; 0.26
How to solve Conditional Probability?We are given the events as;
M = the event a male young adult is living in his parent’ home
F = the event a female young adult is living in her parent’ home
We are also given that;
Probability that a male young adult is living in his parent’ home; P(M) = 0.56
Probability that a female young adult is living in her parent’ home; P(F) = 0.42
a) The probability that at least one of the two young adults selected is living in his or her parent’ home is;
P(at least one of the two young adults selected is living in his or her parents home) = P(M or F) = P(M) + P(F) - P(M and F)
= 0.56 + 0.42 - 0.24 = 0.74.
B) The probability both young adults selected are living on their own which means neither is living with their parents is;
P(neither living with parents) = 1 - P(M or F)
= 1 - 0.74 = 0.26.
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(PLEASE ANSWER ASAP)
Answer:
alternate interior angles are congruent
Please help i’m giving out brainliest || Q1
the answer would be a I'm my mind
Use the distributive property to remove the parentheses. -3(4v-2y-6)
-12v+6y+18
you multiply everything by -3, so -3×4v=-12v
-3×(-2y)=6y, since negative × negative=positive
-3×(-6)=18
i hope this helps :)
I need help on this pls
Answer:
it's angle angle side
Step-by-step explanation:
they share angle k and same angle for l and same side for p
Choose the one expression below that is true.
A. (5 + 4) + 10 = 5 + (4 + 10)
B. 12 - (17 + 1) = (12 - 17) + 1
C. (5 - 4) + ha = 5 - (4 + 10)
D. 17 - (9 + 10) = (17 - 9) + 10
Answer:
the one expression that is true is
A. (5 + 4) + 10 = 5 + (4 + 10)
Hope it will help :)❤
50 Points! Multiple choice algebra graphing question. Which square root function is represented by the graph? Photo attached. Thank you!
A square root function that is represented by the graph include the following: A. f(x) = √(4x + 8).
What is a square root function?In Mathematics and Geometry, a square root function can be defined as a type of function that typically has this form f(x) = √x, which basically represent the parent square root function i.e f(x) = √x.
In Mathematics and Geometry, a horizontal translation to the left is modeled by this mathematical equation g(x) = f(x + N) while a vertical translation to the positive y-direction (downward) is modeled by this mathematical equation g(x) = f(x) - N.
Where:
N represents an integer.g(x) and f(x) represent functions.Therefore, the required square root function is given by;
f(x) = √(4x + 8)
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Pls help I need help on this question
Answer: B
Step-by-step explanation: Hope this helps:)
find the line of best fit for the set of data
The line of best fit for the set of data in this problem is given as follows:
y = 0.613x + 4.142.
How to find the equation of linear regression?To find the regression equation, which is also called called line of best fit or least squares regression equation, we need to insert the points (x,y) of the data-set in the calculator.
The points for this problem are given as follows:
(-2, 2.9), (-3.5, 2), (1.4, 4.8), (-4.2, 1.5), (0,4), (2.8, 6), (-1.5, 3.5).
Inserting these points into a calculator, the line of best fit is given as follows:
y = 0.613x + 4.142.
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Determine the point estimate of the population proportion, the margin of error for the following confidence interval, and the number of individuals in the sample with the specified characteristic, x, for the sample size provided. Lower boundequals0.645, upper boundequals0.915, nequals1500
Answer:
The point estimate of the population proportion is 0.78.
The margin of error of the interval is of 0.135 = 13.5%.
The number of individuals in the sample with the specified characteristic is 1170.
Step-by-step explanation:
Confidence interval concepts:
A confidence interval has two bounds, a lower bound and an upper bound.
A confidence interval is symmetric, which means that the point estimate used is the mid point between these two bounds, that is, the mean of the two bounds.
The margin of error is the subtraction of these two bounds divided by 2.
In this question:
Lower bound: 0.645
Upper bound: 0.915
Point estimate of the population proportion
\(p = \frac{0.645 + 0.915}{2} = 0.78\)
The point estimate of the population proportion is 0.78
Margin of error for the following confidence interval
\(M = \frac{0.915 - 0.645}{2} = 0.135\)
The margin of error of the interval is of 0.135 = 13.5%.
The number of individuals in the sample with the specified characteristic
78% of 1500
0.78*1500 = 1170
The number of individuals in the sample with the specified characteristic is 1170.
Help with #3 and #4 please.
Answer:
1. greatest common factor is 6x
2.3v^2
Answer:
6x and 3v²
Step-by-step explanation:
The greatest common factor of 30x² and 24x is 6x, because 30x²+24x=6x(5x+4)
The greatest common factor of 15v² and 12v² is 3v²
Challenge) Solve for a. Answer as a mixed number. A=______
Answer:
Step-by-step explanation:
9 cm
4 cm
1
14 cm
5 cm
Answer:
this is D
Step-by-step explanation:
The cost of an entry ticket to a zoo is $3.50 for children and $9 for adults. On the same day, 210 people enter the zoo and $1505 is
collected. Which of these graphs correctly represent the given situation?
Answer:
What are the answer choices?
BRAINLIEST Please!!!!
Step-by-step explanation: