The sample space for Ella's compound event where she rolls a die and then flips a coin can be represented in the table below:
Die: 1 2 3 4 5 6
Coin: H-1 H-2 H-3 H-5 H-6 T-1 T-3 T-4 T-5
The size of the sample space is the total number of possible outcomes, which in this case is the number of rows in the table. We can see that there are 9 rows in the table, so the size of the sample space is 9.
To understand the sample space, we can imagine that each row in the table represents a possible outcome of the compound event. For example, the first row represents the outcome where Ella rolls a 1 on the die and gets heads on the coin. The second row represents the outcome where Ella rolls a 2 on the die and also gets heads on the coin, and so on.
Understanding the sample space is important in probability theory because it allows us to calculate the probability of specific events occurring. By knowing the size of the sample space and the number of favorable outcomes, we can determine the probability of an event happening.
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How can you determine if the left end behavior of a polynomial function is rising or falling?
To determine the left end behavior of any polynomial function we look at the leading term.
The general form of any polynomial function is represented as
f(x) = aₙxⁿ + .... + a₂x² + a₁x + a₀
where the expression aₙxⁿ is the leading term, xⁿ is the degree and aₙ is the leading coefficient of the polynomial.
Since in a polynomial function the power of the leading term is the highest value so the nature of the graph whether it will be rising or not will be determined by the leading term. Thus we can say that for any given polynomial the end behavior will be determined by the end behavior of the leading coefficient and degree of the polynomial.
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can some one help me
Answer:
(-2, 3)
Step-by-step explanation:
1/4 of the soda was left. If you wanted to split the soda equally to 5 people, how much soda will each person get?
Answer:
1/20 of the soda
someone help me!!!please
9514 1404 393
Answer:
115 square units
Step-by-step explanation:
The area of a parallelogram is the product of base length and height. The height is the perpendicular distance between the bases.
A = bh
A = (23)(5) = 115 . . . . square units
Kennedy and Amaya want to make a scale drawing of Central Park. They want to use the scale of 1in : 1ft. Can you change that scale to a scale WITHOUT UNITS?
Find the area outside the curve r=3+2cose and inside the curver=3-3cose
The area outside the curve r = 3 + 2 cos e and inside the curve r = 3 - 3 cos e is 0. The area outside the curve r = 3 + 2 cos e and inside the curve r = 3 - 3 cos e can be found using the formula for the area enclosed by two polar curves: `A = 1/2 ∫[a,b] |r₁(θ)² - r₂(θ)²| dθ`.
Here, `r₁(θ) = 3 + 2 cos θ` and `r₂(θ) = 3 - 3 cos θ`.
Thus, we have to calculate the integral of `| (3 + 2 cos e)² - (3 - 3 cos e)² |` in the limits `0` and `2π`.
We will find the integral of `| (3 + 2 cos e)² - (3 - 3 cos e)² |` separately between the limits `0` and `π`, and `π` and `2π`.∫[0,π] | (3 + 2 cos e)² - (3 - 3 cos e)² | de
= ∫[0,π] | 12 cos e - 6 | de
= ∫[0,π] 12 cos e - 6 de
= [ 12 sin e - 6e ] [0,π]= 12 + 6π
Similarly, ∫[π,2π] | (3 + 2 cos e)² - (3 - 3 cos e)² | de
= ∫[π,2π] | 12 cos e + 6 | de
= ∫[π,2π] 12 cos e + 6 de
= [ 12 sin e + 6e ] [π,2π]
= -12 - 6π
Thus, the total area is `A = 1/2 ∫[0,π] |r₁(θ)² - r₂(θ)²| dθ + 1/2 ∫[π,2π] |r₁(θ)² - r₂(θ)²| dθ= 1/2 (12 + 6π - 12 - 6π)= 0`.
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the pyramid of the sun in teotihuacan, mexico measures about 700 feet on each side of its square base and is about 210 feet high
The volume of the pyramid is 34, 300,000 ft³.
How to find the volume of a pyramid?The pyramid of the sun in Teotihuacan, Mexico measures about 700 feet on each side of its square base and is about 210 feet high.
Therefore, the volume of the pyramid can be calculated as follows:
volume of the pyramid = 1 / 3 Bh
where
B = base areah = heightTherefore,
B = 700² = 490,000
volume of the pyramid = 1 / 3 × 490,000 × 210
volume of the pyramid = 102900000 / 3
volume of the pyramid = 34, 300,000 ft³
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Suppose a company did $2,000,000 in annual maintenance in 2013 and expects 80% of those to renew for 2014. Suppose that product sales for 2013 were $2,000,000 (which included free maintenance in 2013) and 75% of those were expected to pay an annual maintenance of 10% of the purchase price in 2014.
What will be the annual maintenance collected in 2014?
The annual maintenance collected in 2014 will be $1,750,000.
How to calculate the annual maintenance collected in 2014?To calculate the annual maintenance collected in 2014, we need to find the number of customers who will renew their maintenance contract and the number of customers who will pay for maintenance as a percentage of product sales in 2013.
Number of customers renewing maintenance in 2014 = 80% of $2,000,000 = $1,600,000
Number of customers paying for maintenance in 2014 = 75% of $2,000,000 = $1,500,000
So, the total annual maintenance collected in 2014 will be:
$1,600,000 + $1,500,000*10% = $1,750,000
Therefore, the annual maintenance collected in 2014 will be $1,750,000.
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Find P(blue and odd).
The probability of getting blue and an odd number will be 1/10.
How to calculate the probability?Probability simply means the chance that a particular thing or event will happen. It is the occurence of likely events. It is simply the area of mathematics that deals with the numerical estimates of the chance that an event will occur or that a particular statement is true.
The probability of getting blue is 2/10 and the probability of getting odd number is 5/10.
Therefore, the probability of getting blue and an odd number will be:
= 2/10 × 5/10
= 1/10.
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Tony performs a dilation on Figure R. He uses a scale factor of 4 with a center of dilation at the orgin.
What are the coordinates of the image of vertex P?
The x- coordinate of the vertex P is -4 and the y coordinate is -3. The coordinates of the image of vertex P is thus, (-4, -3).
What are coordinates?Coordinates are numbers describing the position of a point or shape in a line or particular space. We can represent a line or shape in the space between number lines with both positive and negative coordinates.
The vertical axis in the number line is called y-axis and the horizontal axis is called the x- axis. The coordinate of a point is written as (x, y). The x, y represents the numbers on x-axis and y -axis touched at which the point lies in the graph.
For the given vertex P, the vertex lies on the point -4 on x-axis and on -3 in y axis. Hence, the coordinate of P is (-4, -3).
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Part C
Measure all the angles of ∆ABC and of ∆DEF, and enter the measurements in the table.
According to the information, the angles of this triangle are: 90°, 60° and 30°.
How to measure the angles of a triangle?To measure the angles of a triangle we must use a tool called a protractor. This ruler is circular in shape and has from 0° to 360°.
To measure an angle with this ruler we must locate the line that corresponds to 0° on one of the vertices, then we must identify which measure the other vertex passes through and that will be the value of that angle.
According to the previous procedure, if we analyze the angles of these figures with a protractor, we can infer that it has 90°, 60° and 30°.
Note: This question does not have the image. Below is the image:
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5: Find the equation of a polynomial with given zeros
Given the zeros:
• -1 with a multiplicity of 2
,• -3
,• -5
Let's find the equation of the polynomial.
Using the given zeros, we have the following:
x = -1, x = -1, x = -3, x = -5
Now, rewrite each zero as a factor:
\(\begin{gathered} x=-1 \\ Add\text{ 1 to both sides:} \\ x+1=-1+1 \\ x+1=0 \\ \\ x=-1 \\ x+1=0 \\ \\ x=-3 \\ \text{ Add 3 to both sides:} \\ x+3=-3+3 \\ x+3=0 \\ \\ \\ x=-5 \\ \text{ Add 5 to both sides:} \\ x-5+5=-5+5 \\ x+5=0 \end{gathered}\)Now, we have the equation:
\(f(x)=(x+1)(x+1)(x+3)(x+5)\)Let's expand the equation usng the FOIL method and distributive property:
\(\begin{gathered} f(x)=((x+1)(x+1))(x+3)(x+5) \\ \\ f(x)=(x(x+1)+1(x+1))(x+3)(x+5) \\ \\ f(x)=(x^2+x+x+1)(x+3)(x+5) \end{gathered}\)Solving further:
\(\begin{gathered} f(x)=(x^2+2x+1)(x+3)(x+5) \\ \\ f(x)=(x(x^2+2x+1)+3(x^2+2x+1))(x+5) \\ \\ f(x)=(x^3+2x^2+x+3x^2+6x+3)(x+5) \\ \\ \end{gathered}\)Combine like terms:
\(\begin{gathered} f(x)=(x^3+2x^2+3x^2+x+6x+3)(x+5) \\ \\ f(x)=(x^3+5x^2+7x+3)(x+5) \end{gathered}\)Now, apply FOIL method and distributive property once more:
\(\begin{gathered} f(x)=x(x^3+5x^2+7x+3)+5(x^3+5x^2+7x+3) \\ \\ f(x)=x^4+5x^3+7x^2+3x+5x^3+25x^2+35x+15 \\ \\ \text{ Combine like terms:} \\ f(x)=x^4+5x^3+5x^3+7x^2+25x^2+3x+35x+15 \\ \\ f(x)=x^4+10x^3+32x^2+38x+15 \end{gathered}\)Therefore, the equation of a polynomial with the given zeros is:
\(f(x)=x^4+10x^3+32x^2+38x+15\)• ANSWER: C
\(f(x)=x^{4}+10x^{3}+32x^{2}+38x+15\)
y
45°
30°
N
17
I need help pls
Answer:
x=29.4
Step-by-step explanation:
To help find the sides of a triangle, I use SOHCAHTOA.
SOH - CAH - TOA
S=O/H (\(Sine=\frac{opposite}{hypotenuse}\) )
C=A/H (\(Cosine=\frac{adjacent}{hypotenuse}\) )
T=O/A (\(Tangent =\frac{opposite}{adjacent}\) )
Let's find x first. We know 2 parts of the triangle: the adjacent leg, and the angle that is opposite of that.
So it would be tangent (tan).
opposite = 17
adjacent = 30°
Plug these numbers into the calculator and you should get your answer.
\(\frac{17}{tan(30)} = 29.44486372...\)
x=29.4
Try to do y on your own and let me know if you have any questions!
Also correct me if I'm wrong on anything.
Hope this information helps!
write the ratio in the simplest form
Answer:
what's the ratio?
Step-by-step explanation:
Answer:
whats the ratio
Step-by-step explanation:
Terry and Bob each have an aquarium. Terry’s aquarium is 14 cm long, 12 cm high, and 10 cm wide. Bob’s aquarium is 13 cm long, 15 cm high and 8 cm wide. Whose aquarium holds the larger volume of water? Explain how you know.
Answer:
equal because by adding them u get equal numbers 36 and Bob aquarium is high while Terry aquarium is long and wide.
An equilateral triangle has perimeter 30. What is the height of the triangle?
Answer:
An equilateral triangle with a perimeter = 30 has each side = 10.
The height of an equilateral triangle = side * sqr root (3) / 2 =
10 * 1.7320508076 / 2 = 17.320508076 / 2 = .866025...
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Step-by-step explanation:
an explanation of an event that is based on repeated observations and experiments is a
An explanation of an event that is based on repeated observations and experiments is a scientific theory
A thorough, well-researched explanation of a natural occurrence constitutes a scientific theory.
We frequently use the word "theory" to refer to a hypothesis or informed guess in common speech, but in science, a theory is an explanation that is the result of a substantial and repeated investigation. The purpose of theories is to explain a broad concept; they are not intended to establish facts
Some of the most well-known and complicated events are explained by scientific theories. The theories of relativity, evolution, and gravity are a handful of the most well-known scientific concepts.
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sacha had $60.00 she spent 1 /4 on food and saved the rest how much did she save ?
Answer:
45
Step-by-step explanation:
1/4 of a number means the number divided by 4. 60/4=15. That's how much she spent, and we have to find the rest. So we do 60-15=45.
The quotient of s and 5
Answer:
ead the excerpt from "The Most Dangerous Game,” by Richard Connell.
His foot touched the protruding bough that was the trigger. Even as he touched it, the general sensed his danger and leaped back with the agility of an ape. But he was not quite quick enough; the dead tree, delicately adjusted to rest on the cut living one, crashed down and struck the general a glancing blow on the shoulder as it fell; but for his alertness, he must have been smashed beneath it. He staggered, but he did not fall; nor did he drop his revolver. He stood there, rubbing his injured shoulder, and Rainsford, with fear again gripping his heart, heard the general's mocking laugh ring through the jungle.
Which analysis best explains the effect of adding the female character
Step-by-step explanation:
Answer:
s/5
Step-by-step explanation:
its s/5 because the letter is always on top and yea..
Solve the inequality: 1 < x-2<5
O [3,7]
O (3,7)
O [7,3]
O (7,3)
Answer:
3,7
Step-by-step explanation:
Answer:
(3, 7 )
Step-by-step explanation:
Given
1 < x - 2 < 5 ← add 2 to each interval
3 < x < 7
Since x cannot equal 3 or 7 then use parenthesis for limits, that is
solution is (3, 7)
Suppose the scores, X, on a college entrance examination are normally distributed with a mean of 1000 and a standard deviation of 100 . If you pick 4 test scores at random, what is the probability that at least one of the test score is more than 1070 ?
The probability that at least one of the test score is more than 1070 is approximately 0.9766 when 4 test scores are selected at random.
Given that the scores X on a college entrance examination are normally distributed with a mean of 1000 and a standard deviation of 100.
The formula for z-score is given as: z = (X - µ) / σ
Where X = the value of the variable, µ = the mean, and σ = the standard deviation.
Therefore, for a given X value, the corresponding z-score can be calculated as z = (X - µ) / σ = (1070 - 1000) / 100 = 0.7
Now, we need to find the probability that at least one of the test score is more than 1070 which can be calculated using the complement of the probability that none of the scores are more than 1070.
Let P(A) be the probability that none of the scores are more than 1070, then P(A') = 1 - P(A) is the probability that at least one of the test score is more than 1070.The probability that a single test score is not more than 1070 can be calculated as follows:P(X ≤ 1070) = P(Z ≤ (1070 - 1000) / 100) = P(Z ≤ 0.7) = 0.7580
Hence, the probability that a single test score is more than 1070 is:P(X > 1070) = 1 - P(X ≤ 1070) = 1 - 0.7580 = 0.2420
Therefore, the probability that at least one of the test score is more than 1070 can be calculated as:P(A') = 1 - P(A) = 1 - (0.2420)⁴ = 1 - 0.0234 ≈ 0.9766
Hence, the probability that at least one of the test score is more than 1070 is approximately 0.9766 when 4 test scores are selected at random.
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. What is the solution set of the equation below?
2x - 3 = 11
Answer:
x would be 7
Step-by-step explanation:
2x7 = 14
14-3=11!
Hope I could help!
Brainlist??
F r e e.
P o i n t s.
Anyways ily all, go get a drink of water! Have a good
day/night
Answer:
thx
Step-by-step explanation:
A bank offers a corporate client a choice between borrowing cash at 7% per annum and borrowing gold at 1.15% per annum. (I gold is borrowed, interest must be repaid in gold. Thus, 100 ounces borrowed today would require 101.15 ounces to be repaid in one year.) The risk-free interest rate is 6% per annum, and storage costs are 0.5% per annum. The interest rates on the two loans are expressed with annual compounding. The risk-free interest rate and storage costs are expressed with continuous compounding. Assume that the price of gold is $1000 per ounce and the corporate client wants to borrow $50,000,000. Which alternative should the client choose the cash loan or the gold loan?
Based on the comparison, the client should choose the cash loan option, as the amount to be repaid is significantly lower compared to the gold loan option.
To determine which alternative the client should choose, we need to compare the costs associated with the cash loan and the gold loan.
For the cash loan:
Principal (P) = $50,000,000
Interest Rate (r) = 7% per annum (annual compounding)
Time (t) = 1 year
Using the formula for compound interest, the amount to be repaid (A) can be calculated as:
A = P * (1 + r)^t
A = $50,000,000 * (1 + 0.07)^1
A = $53,500,000
The client would need to repay $53,500,000 in cash.
For the gold loan:
Principal (P) = $50,000,000
Interest Rate (r) = 1.15% per annum (annual compounding)
Time (t) = 1 year
The amount to be repaid in gold can be calculated as:
A = P * (1 + r)^t
A = $50,000,000 * (1 + 0.0115)^1
A = $50,575,000
Since the amount to be repaid in gold is in terms of ounces, we need to convert it to cash using the price of gold. Assuming the price of gold is $1000 per ounce, the amount to be repaid in cash is:
Cash Amount = $50,575,000 * $1000
Cash Amount = $50,575,000,000
Now we compare the cash amounts for both loans:
Cash Loan Amount = $53,500,000
Gold Loan Amount = $50,575,000,000
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Write an algebraic expression that models the word phrase. the product of 2 and the sum of a number x and 16
Answer:
2(x+16)
Step-by-step explanation:
it says product of 2 means 2 times
then it says sum of x and 16 so thy are asking for the sum of x and 16 then multiplied by 2
so the ans is 2(x+16)
The sum of two consecutive even integers is 74. What are the two numbers?
Answer:
37
Step-by-step explanation:
Well, if both numbers add up to or equal to 74 it would only make sense it is 74. Hence, 37+37 equal 74 and there is only 2 numbers and both those numbers is 74.
point Q(-2, -5). A. Identify a point (X1, Y1,) that along with point Q defines a line with a positive slope. B. Identify a point (X2, Y2) that along with point Q defines a line with a negative slope.
A line will have a positive slope if it makes an acute angle with a positive x-axis while if it makes an obtuse then the slope will be negative thus point (x₁,y₁) can be (2,5) and (x₂,y₂) could be (-7,5).
What is the slope?A slope is a tangent or angle at a point and a slope is the intensity of inclination of any geometrical lines.
The slope is also calculated by differentiation for example slope of y = sinx will be y' = cosx.
A line will have a positive slope if it makes an acute angle with a positive x-axis while if it makes an obtuse then the slope will be negative.
As shown below,
The purple line makes an acute angle (less than 90 °) thus slope will be positive and the blue line makes an obtuse angle (greater than 90°) thus the slope is negative.
Hence "point (x₁,y₁) can be (2,5) and (x₂,y₂) could be (-7,5)".
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Why is a normal distribution "normal"?
Step-by-step explanation:
Normal distribution, also known as the Gaussian distribution, is a probability distribution that is symmetric about the mean, showing that data near the mean are more frequent in occurrence than data far from the mean.
A small publishing company is planning to publish a new book. Let c be the total cost of publishing the book (in dollars). Let n be the number of copies of the book produced. For the first printing, the company can produce up to 100 copies of the book. Suppose that c=10+600 gives c as a function of n during the first printing
Answer:
Domain: number of copies produced = {0, 1, 2, 3, ... , 100}
Image: cost of publishing copies = {600, 610, 620, 630, ... , 1,600}
Step-by-step explanation:
The original question is regarding the domain and image of the cost ('c') function.
The function is:
\(c=10n+600\)
The domain of the function is the number of copies produced, which encompasses all natural numbers from 0 to 100 copies.
The image of the function is the cost of publishing those copies, which starts at c = 600 (when n = 0 copies), and increases by 10 per copy until c = 1,600 (when n= 100 copies).
The domain is {0, 1, 2, 3, ... , 100}
The image is {600, 610, 620, 630, ... , 1,600}
find the interval i and radius of convergence r for the given power series. (enter your answer for interval of convergence using interval notation.) sigma^[infinity]_n=1 ((−1)^n x n/n)
I=____ I=____ I=____
R=____ R=____ R=____
To find the interval of convergence and radius of convergence for the power series sigma^[infinity]_n=1 ((−1)^n x^n/n), we will use the ratio test.
Ratio test: Let the series sigma^[infinity]_n=1 a_n be a power series centered at x = c. Then, the radius of convergence is given by R = lim_n→∞ |a_n/a_n+1|, if the limit exists.
First, we apply the ratio test:
|(-1)^(n+1) * x^(n+1)/(n+1)| / |(-1)^n * x^n/n|
= |x/(n+1)|
Taking the limit as n → ∞, we get
lim_n→∞ |x/(n+1)| = 0
Therefore, the radius of convergence is R = ∞.
Next, we need to find the interval of convergence. Since R = ∞, the series converges for all x. Thus, the interval of convergence is
I = (-∞, ∞).
Therefore,
I = (-∞, ∞)
R = ∞
To find the interval of convergence (I) and radius of convergence (R) for the given power series, we can use the Ratio Test. The power series is:
Σ(−1)^n * (x^n / n) from n=1 to infinity.
Applying the Ratio Test:
lim (n→∞) |(a_(n+1)) / a_n| = lim (n→∞) |((-1)^(n+1) * x^(n+1) / (n+1)) / ((-1)^n * x^n / n)|
After simplification:
lim (n→∞) |n * x / (n+1)|
Since the (-1) terms cancel out, we are left with:
lim (n→∞) |n / (n+1) * x|
As n approaches infinity, the limit becomes 1, and thus:
|x| < 1
This gives us the interval of convergence (I):
I = (-1, 1)
For the radius of convergence (R), since |x| < 1:
R = 1
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