Raymond B.

A scientist has two solutions, which she has labeled Solution A and Solution B. Each contains salt. She knows that Solution A is 65% salt and Solution B is 80% salt. She wants to obtain 150 ounces... more

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Algebra

07/26/21

Word problems algebra

Yesterday, Susan went on a bike ride. Her average speed was 8 miles per hour. Today, she went on another ride, this time averaging 14 miles per hour. In the two days, she biked for a combined time... more

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Mathematics

07/26/21

Write the solution for −4x>3/8 in set notation

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Math Calculus Differential Equations

07/26/21

Determine the point at which the graph of the function has a horizontal tangent line

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Precalculus Trigonometry

07/26/21

please help me. How do I solve this: Given the function f(X) = 5 sin (-2x + 540^o) - 4

State the transformations Show your transformation statement and table of values State the domain and range of the function Graph 2 cycles of the function

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Answers •1

Pre Calculus

07/26/21

If tan ( θ ) = 24 10 , 0 ≤ θ ≤ π 2 , then

If tan(θ)=2410, 0≤θ≤π2, then

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Identities Exact Values

07/26/21

Trigonometric Identities

If cosθ=–1⁄2 and θ is in the second quadrant, find cos 2θ.

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Math

07/26/21

Two consecutive odd integers that have a product of 15

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Algebra

07/26/21

David is exploring the sequence of numbers given by the rule 2n^2 - 3n + 1

David is exploring the sequence of numbers given by the rule 2n^2 - 3n + 1. Prove that the difference between any two consecutive terms from the sequence 2n^2 - 3n + 1 must be an odd number.

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Math Probability

07/26/21

What is the probability of tossing a coin 5 times and each time getting heads

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Math Probability

07/26/21

What is the probability of drawing a black face card in a standard deck of 52 playing cards?

what is the probability of drawing a black face card in a standard deck of 52 playing cards?

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Math Probability

07/26/21

A ten sided die is numbered from one to ten. What is the probability of rolling a four on 3 consecutive rolls

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Math Probability

07/26/21

The letters that make the name BRIANNA are put on cards and placed in a box. State the probability of each event below if one letter is selected at random from the word BRIANNA

an “N” a vowel an “R”

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Trigonometry

07/26/21

Please help me understand how to Write the equation for each sine function

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Math Precalculus Trigonometry

07/26/21

(4 points) What is the maximum and minimum values of the sine and cosine function? Only consider angles in [0,2𝜋)

Also what angles do they occur at? I can figure out the minimums and maximums but I am not sure how to find which angles they are at.

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Precalculus Trigonometry

07/26/21

The reference angle of 4 is how many radians?

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Math Precalculus Trigonometry

07/26/21

Find the reference angle for each of the following.

3.2 radians = _ radians 5.42radians =_ radians-1.7 radians=_ radianssqrt2 radians=_ radians

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Math Precalculus Trigonometry

07/26/21

(3 points) Suppose 𝜃 and 𝜙 are in the first quadrant and cos(𝜃)=5/11 and tan(𝜙)=13/1. Find cos(𝜃+2𝜋)= , cos(𝜃−2𝜋)=, cos(𝜋−𝜃)=, tan(𝜃+2𝜋)=, tan(𝜃−𝜋)= , tan(𝜋−𝜃)

I understand how to do the less complicated versions of these but not sure how to do this version.

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Math Precalculus Trigonometry

07/26/21

Suppose 𝑓(𝑥) is a function whose graph is a sinusoid with the following features 1. Amplitude = −5 2. Period = 𝜋5 3. Phase shift = 𝜋−40 4. Midline 𝑦=5.

Find an equation for the graph of f(x). I can not figure this one out even after asking my teacher, and I have about five more of these I need to learn how to do step by step.

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Trigonometry

07/26/21

For each of the following, indicate whether this is a periodic function or not

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Algebra

07/25/21

Find an explicit formula for f(n).

f(1)=−71f(n)=f(n−1)⋅4.2

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Answers •1

What would be the equation of the axis of the curve for f(x)=3cos[2(x+pi/4)]-2 ?

Math problem plz help me

Rewrite the given equation without logarithms. Do not solve for x. log(7x+6)=1+log(x-7)

Suppose the temperature in degrees Celsius over a 10-hour period is given by T(t)=-t^2+3t+40 . a) Find the average temperature. b) Find the minimum temperature. c) Find the maximum temperature.

stuck again with percentage question

Word problems algebra

Write the solution for −4x>3/8 in set notation

Determine the point at which the graph of the function has a horizontal tangent line

please help me. How do I solve this: Given the function f(X) = 5 sin (-2x + 540^o) - 4

If tan ( θ ) = 24 10 , 0 ≤ θ ≤ π 2 , then

Trigonometric Identities

Two consecutive odd integers that have a product of 15

David is exploring the sequence of numbers given by the rule 2n^2 - 3n + 1

What is the probability of tossing a coin 5 times and each time getting heads

What is the probability of drawing a black face card in a standard deck of 52 playing cards?

A ten sided die is numbered from one to ten. What is the probability of rolling a four on 3 consecutive rolls

The letters that make the name BRIANNA are put on cards and placed in a box. State the probability of each event below if one letter is selected at random from the word BRIANNA

Please help me understand how to Write the equation for each sine function

(4 points) What is the maximum and minimum values of the sine and cosine function? Only consider angles in [0,2𝜋)

The reference angle of 4 is how many radians?

Find the reference angle for each of the following.

(3 points) Suppose 𝜃 and 𝜙 are in the first quadrant and cos(𝜃)=5/11 and tan(𝜙)=13/1. Find cos(𝜃+2𝜋)= , cos(𝜃−2𝜋)=, cos(𝜋−𝜃)=, tan(𝜃+2𝜋)=, tan(𝜃−𝜋)= , tan(𝜋−𝜃)

Suppose 𝑓(𝑥) is a function whose graph is a sinusoid with the following features 1. Amplitude = −5 2. Period = 𝜋5 3. Phase shift = 𝜋−40 4. Midline 𝑦=5.

For each of the following, indicate whether this is a periodic function or not

Find an explicit formula for f(n).

Still looking for help? Get the right answer, fast.

OR

Raymond B.

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Rosetta Stone

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ABCya

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Emmersion

What would be the equation of the axis of the curve for f(x)=3cos[2(x+pi/4)]-2 ?

Math problem plz help me

Rewrite the given equation without logarithms. Do not solve for x. log(7x+6)=1+log(x-7)

Suppose the temperature in degrees Celsius over a 10​-hour period is given by T(t)=-t^2+3t+40 . ​a) Find the average temperature. ​b) Find the minimum temperature. ​c) Find the maximum temperature.

stuck again with percentage question

Word problems algebra

Write the solution for −4x>3/8 in set notation

Determine the point at which the graph of the function has a horizontal tangent line

please help me. How do I solve this: Given the function f(X) = 5 sin (-2x + 540^o) - 4

If tan ( θ ) = 24 10 , 0 ≤ θ ≤ π 2 , then

Trigonometric Identities

Two consecutive odd integers that have a product of 15

David is exploring the sequence of numbers given by the rule 2n^2 - 3n + 1

What is the probability of tossing a coin 5 times and each time getting heads

What is the probability of drawing a black face card in a standard deck of 52 playing cards?

A ten sided die is numbered from one to ten. What is the probability of rolling a four on 3 consecutive rolls

The letters that make the name BRIANNA are put on cards and placed in a box. State the probability of each event below if one letter is selected at random from the word BRIANNA

Please help me understand how to Write the equation for each sine function

(4 points) What is the maximum and minimum values of the sine and cosine function? Only consider angles in [0,2𝜋)

The reference angle of 4 is how many radians?

Find the reference angle for each of the following.

(3 points) Suppose 𝜃 and 𝜙 are in the first quadrant and cos(𝜃)=5/11 and tan(𝜙)=13/1. Find cos(𝜃+2𝜋)= , cos(𝜃−2𝜋)=, cos(𝜋−𝜃)=, tan(𝜃+2𝜋)=, tan(𝜃−𝜋)= , tan(𝜋−𝜃)

Suppose 𝑓(𝑥) is a function whose graph is a sinusoid with the following features 1. Amplitude = −5 2. Period = 𝜋5 3. Phase shift = 𝜋−40 4. Midline 𝑦=5.

For each of the following, indicate whether this is a periodic function or not

Find an explicit formula for f(n).

Still looking for help? Get the right answer, fast.

OR

Raymond B.

Suppose the temperature in degrees Celsius over a 10-hour period is given by T(t)=-t^2+3t+40 . a) Find the average temperature. b) Find the minimum temperature. c) Find the maximum temperature.