Use the triangle shown to answer the questions that follow.
15 m
X
32
a) Using the 32° as the reference angle, label the hypotenuse (h), adjacent (a) and opposite (0).
b) Which trig function (cos, sin, or tan) could be used to solve for x?
c) Solve for x.

Using the known Maclaurin series expansion for e^x: e^x = 1 + x + (x^2 / 2!) + (x^3 / 3!) + ...

We can obtain the Maclaurin series for the function f(x) = xe^(7x) by multiplying the Maclaurin series for e^x by x:

f(x) = x(1 + 7x + (7x)^2 / 2! + (7x)^3 / 3! + ...)

Simplifying further:

f(x) = x + 7x^2 + (49x^3 / 2!) + (343x^4 / 3!) + ...

Therefore, the Maclaurin series expansion for f(x) is:

f(x) = x + 7x^2 + (49x^3 / 2!) + (343x^4 / 3!) + ...

The associated radius of convergence, R, can be determined by applying the ratio test. In this case, we have an infinite power series with terms involving powers of x. The ratio test states that if the limit of |a_(n+1) / a_n| as n approaches infinity is L, then the radius of convergence is R = 1 / L.

In our case, applying the ratio test yields a limit of 0 as n approaches infinity. Therefore, the radius of convergence R is infinite, indicating that the Maclaurin series for f(x) converges for all values of x.

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Answer: Since her art and music sections each only had half the number of sheets of paper as a core subject, together the two sections had the same amount of paper as a core subject. Therefore, it is almost like her notebook had five core subjects, rather than four core subjects and two electives. If she divided the 200 sheets equally among the five core subjects, there would be 200 ÷ 5 = 40 sheets in each section. Now we can see that art would actually have half of this amount, or 20 sheets of paper.

Answer:

1. True

2. True

3. True

The Cartesian equation of the curve is 4x² + 3y² = 36.

We can eliminate the parameter θ by using the trigonometric identity cos²(θ) + sin²(θ) = 1, which gives us:

x²/9 + y²/16 = cos²(θ) + sin²(θ) = 1

Multiplying both sides by 16 to get rid of the fraction, we have:

16(x²/9 + y²/16) = 16

4x² + 3y² = 36

Therefore, the Cartesian equation of the curve is 4x² + 3y² = 36.

The Cartesian equation 4x² + 3y² = 36 represents an ellipse centered at the origin with semi-axes lengths of 2√3 and 2√2. The standard form for the equation of an ellipse centered at the origin is:

(x²/a²) + (y²/b²) = 1

where a and b are the semi-axes lengths of the ellipse. To convert the given equation to this standard form, we need to divide both sides by 36:

(4x²/36) + (3y²/36) = 1

Simplifying:

x²/9 + y²/12 = 1

Comparing with the standard form, we have:

a² = 9 and b² = 12

Therefore, the semi-axes lengths are √9 = 3 and √12 ≈ 3.464.

So, the equation 4x² + 3y² = 36 represents an ellipse centered at the origin with semi-axes lengths of 3 and approximately 3.464.

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Answer:

24 yards = 72 feet

Step-by-step explanation:

3 feet per yard

24 x 3 = 72

The solution to the linear congruence 2x + 6 ≡ 4 (mod 8) is x ≡ 3 (mod 8).To solve the linear congruence 2x + 6 ≡ 4 (mod 8), we need to find the values of x that satisfy the congruence equation.

First, let's simplify the equation:

2x + 6 ≡ 4 (mod 8)

Subtracting 6 from both sides:

2x ≡ 4 - 6 (mod 8)

2x ≡ -2 (mod 8)

Next, we can simplify -2 (mod 8) by adding 8 to it:

-2 ≡ 6 (mod 8)

Now the congruence equation becomes:

2x ≡ 6 (mod 8)

To solve for x, we need to find the multiplicative inverse of 2 modulo 8. The multiplicative inverse of 2 is 4, as 2 * 4 ≡ 1 (mod 8).

Multiplying both sides of the congruence equation by 4:

4 * 2x ≡ 4 * 6 (mod 8)

8x ≡ 24 (mod 8)

Simplifying the equation:

8x ≡ 24 (mod 8)

x ≡ 3 (mod 8)

Therefore, the solution to the linear congruence 2x + 6 ≡ 4 (mod 8) is x ≡ 3 (mod 8).

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The carton of tropical juice contains 500 ml of mango juice, 600 ml of pineapple juice, and 900 ml of guava juice.

To find the amount of each juice that went into the carton of tropical juice, we'll calculate the quantities based on the given percentages.

Let's denote the volume of mango juice as M (in milliliters), the volume of pineapple juice as P, and the volume of guava juice as G. Since the total volume of the carton is 2 liters, we have 2000 milliliters as the total volume.

According to the given information, mango juice accounts for 25% of the total volume, pineapple juice accounts for 30%, and the remaining volume is guava juice.

We can express these relationships as equations:

M + P + G = 2000 (Equation 1)

M = 0.25 * 2000 (Equation 2)

P = 0.30 * 2000 (Equation 3)

G = 2000 - (M + P) (Equation 4)

From Equation 2, we have M = 0.25 * 2000 = 500 ml.

From Equation 3, we have P = 0.30 * 2000 = 600 ml.

Substituting these values into Equation 4, we get:

G = 2000 - (500 + 600) = 900 ml.

Therefore, the quantities of each juice that went into the carton of tropical juice are as follows:

Mango juice: 500 ml

Pineapple juice: 600 ml

Guava juice: 900 ml

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Answer:

The first is (-1, 1) and the second is (2, -2)

Step-by-step explanation:

Answer:

3(y +8) (d+e) /4

Step-by-step explanation:

I gotta get to class too soon so my explanation here is just to get this sent. hopefully it does. I tried my best. could be wrong

divide the number by 32 then divide what you get by 3 and last times 100 equals 25,395.83333333 round it if you want to to 25,395.8

Answer:D

Step-by-step explanation:

Answer: The other 50%

Step-by-step explanation:

Answer:

B

Step-by-step explanation:

Answer:

a. 8 years

b. $49.20

Step-by-step explanation:

The computation is shown below:

a. The mark age is

Given that

232 is 8 times of the sum of mark and his sister ages

And, his sister is 21

So,

Let us assume the mark age be x

now

8(x + 21) = 232

x + 21 = 29

x = 29 -21

x = 8

b. The original price of the socks is

As each pair get $3 off

And she bought 6 pairs for $31.20

= $31.20 + 6 × $3

= $31.20 + 18

= $49.20

angle 1 = 90°

angle 2 = 90°

angle 3 = 90°

angle 4 = 90°

angle 5 = 90°

angle 6 = 90°

angle 7 = 90°

Answer:

All of them are 90 degrees.

Step-by-step explanation:

Answer:

1. 7

2. 3

3. 2 and 2

Step-by-step explanation:

first is 7

second is 3

third is 2 and 2

Please mark as brainliest

Have a great day, be safe and healthy  

Thank u  

XD

To find the value of matrix A given A⁻¹ and B⁻¹, we can use the formula A = (A⁻¹)⁻¹ * B⁻¹.

Given A⁻¹ = [[2, 7], [-2, 2]] and B⁻¹ = [[2, 1], [3, 4], [4, 3], [2, 11]], we can calculate A as follows:

Step 1: Calculate the inverse of A⁻¹: (A⁻¹)⁻¹

(A⁻¹)⁻¹ = [[2, 7], [-2, 2]]⁻¹

To find the inverse of a 2x2 matrix, we use the following formula:

[[a, b], [c, d]]⁻¹ = (1 / det([[a, b], [c, d]])) * [[d, -b], [-c, a]]

Step 2: Calculate the determinant of A⁻¹: det([[2, 7], [-2, 2]])

det([[2, 7], [-2, 2]]) = (2 * 2) - (7 * -2) = 4 + 14 = 18

Step 3: Calculate the inverse of A⁻¹: (A⁻¹)⁻¹

(A⁻¹)⁻¹ = (1 / 18) * [[2, -7], [2, 2]] = [[2/18, -7/18], [2/18, 2/18]]

Step 4: Calculate A = (A⁻¹)⁻¹ * B⁻¹

A = [[2/18, -7/18], [2/18, 2/18]] * [[2, 1], [3, 4], [4, 3], [2, 11]]

Performing matrix multiplication, we get:

A = [[2/18 * 2 + (-7/18) * 3, 2/18 * 1 + (-7/18) * 4],

    [2/18 * 2 + 2/18 * 3, 2/18 * 1 + 2/18 * 4]]

Simplifying the calculations, we find:

A = [[-1/3, -2/3],

    [2/9, 4/9]]

Therefore, the value of matrix A is [[-1/3, -2/3], [2/9, 4/9]].

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a) The probability of Chloe drawing a blue marble, then a red marble, with replacement is (5/9) * (3/9) = 15/81 ≈ 0.185.

b) The probability of Chloe drawing a red marble, then a white marble, with replacement is (3/9) * (1/9) = 3/81 ≈ 0.037.

c) The probability of Chloe drawing three blue marbles in a row, with replacement, is (5/9) * (5/9) * (5/9) = 125/729 ≈ 0.172.

For each probability, we multiply the probabilities of drawing each marble consecutively, taking into account that the marble is returned to the bag after each draw. The denominator is 9 because there are a total of 9 marbles in the bag. The numerators reflect the number of marbles of each color in the bag.

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Answer: M=1/3

Step-by-step explanation: We know how to find the slope by using the formula: y2-y1/x2-x1

Then we get 3-1/3--3=2/6=

1/3

that's the correct answer!

Answer: It would be option D :)

Step-by-step explanation: the formula for volume in a cylinder is π r squared times height. You plug those in and that’s your answer!

Answer:

40 cups of food

Step-by-step explanation:

First, you would multiply 2/3 by 2, which gives you 4/3. That means the beagle will eat 1 and 1/3 of a cup a day. If you multiply that by 30, you get 40.

Answer:

4 pounds 12 ounces

Step-by-step explanation:

there are 16 ounces in 1 pound so 76/16 = 4.75 and .75 is equal to 12 ounces.

76 ounces is equal to 4 pounds and 12 ounces.

To convert 76 ounces to pounds and ounces, we need to consider that 1 pound is equal to 16 ounces.

Here's how to proceed:

Divide the total number of ounces by 16 to find the number of pounds:

76 ounces ÷ 16 ounces/pound = 4.75 pounds

Since 4 pounds = 4 x 16 pounce/ pound

= 64 ounces ,we subtract this amount from the total of 76 ounces to determine the remaining ounces:

= 76 ounces - 64 ounces

= 12 ounces

Therefore, 76 ounces is equal to 4 pounds and 12 ounces.

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Answer:

Sure! Let's simplify the expression step by step:

((-1)^5/(-2)-3)^2

= (-1/2 - 3)^2 // Since (-1)^5 = -1

= (-7/2)^2

= 49/4

Therefore, ((-1)^5/(-2)-3)^2 simplifies to 49/4.

Answer:

hope this helps

you will find all answer in the photo i sent

Answer:

(x+1)(x+9)

Step-by-step explanation:

Hope this helps!

Answer:

-18 C

Step-by-step explanation:

we have to do this operation

5 - 23

we can proceed like this

if we do 5-5 we reach the 0

23 - 5 = 18

now we have to do 18 steps to the left of the zero, that it means reach -18, that is the answer of the question