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Precalculus

04/18/24

Paula is 6 feet tall and walking away from a lamppost that is 20 feet tall. What is the length of her shadow when she is 10 feet from the lamppost? Round your answer to the nearest tenth of a foot.

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Precalculus Trigonometry

04/17/24

The rectangular coordinates of a point are given. Find the polar coordinates of each point in (r,theta) form.

The rectangular coordinates of a point are given. Find the polar coordinates of each point in form.A. Use the appropriate conversion rules to write the coordinates of this point in polar form. B.... more

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Precalculus Trigonometry

04/17/24

The polar coordinates of a point are given. Find the rectangular coordinates of each point.

The polar coordinates of a point are given. Find the rectangular coordinates of each point.Part I: Write your answer in the form (x,y). Part II: Write your answer in the form (x,y).

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Precalculus Trigonometry

04/17/24

Consider the polar axes with the points plotted below.

Picture: https://imgur.com/a/1TNFsvmA: Write the coordinates of both points A and B in polar form. Be sure to write your radius as a positive value.B: Plot the point on the graph and label it as... more

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Precalculus Math Calculus Prealgebra

04/17/24

Use differentiability of power series to find the sum

Use differentiability of power series to find the sum (n=1 and inf on sum sign) ∑ (x2n)/n within its radius of convergence.

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Precalculus Trigonometry

04/16/24

Recall that the equation for the horizontal distance h in feet of a projectile with initial velocity v0 and initial angle is given by

Recall that the equation for the horizontal distance h in feet of a projectile with initial velocity v0 and initial angle theta is given by.a) Assume the initial velocity is . What initial angle... more

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Precalculus Math Test Preparation Calculus

04/16/24

Application of Antiderivatives in PVA (position, velocity, acceleration)

A child throws a ball straight up. If the ball is to reach a height of 9.8m, what is the minimum initial velocity that must be imparted to the ball? Assume the initial height of the ball is 1m.... more

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Precalculus Math Algebra 1 Algebra 2

04/15/24

Given the vector u → = 〈 - 5 , - 1 〉 , find the magnitude and angle in which the vector points (measured counterclockwise from the positive x-axis, 0 ≤ θ < 2 π

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Precalculus Trigonometry

04/15/24

An object attached to a coiled spring is pulled down 5 centimeters from its rest position and released. If the motion is simple harmonic in nature, with a period of seconds

An object attached to a coiled spring is pulled down 5 centimeters from its rest position and released. If the motion is simple harmonic in nature, with a period of seconds, answer the following... more

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Precalculus Trigonometry

04/15/24

Two cars are starting from positions that are 20 miles apart...

Two cars are starting from positions that are 20 miles apart. They are both headed for the same intersection, as depicted in the diagram below. Car A is traveling at 30 mph, and Car B is traveling... more

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Precalculus Math

04/14/24

Math/pre-calc Decay Rate Question

Radioactive substance: Polonium Decay Rate, k: ___% per minute Half life, T: 44.6 Minutes

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Precalculus Math

04/14/24

Math/Pre-calc, Doubling Time Question

Complete the following table. Population Growth Rate, k Doubling Time, T Country A 1.61.6% x Country B x 3232

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Precalculus Math

04/14/24

Math, Pre-calculus

In 2012, the population of a city was 5.27 million. The exponential growth rate was 1.95% per year.a) Find the exponential growth function.b) Estimate the population of the city in 2018.c) When... more

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Precalculus

04/13/24

equation on the interval

Solve the equation on the interval 0 less than or equals theta less than 2 pi0≤θ<2π.sine left parenthesis 3 theta right parenthesis equals negative 1sin(3θ)=−1Question content area bottomPart... more

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Precalculus Calculus

04/12/24

Partial Fraction Decomposition

Determine the coefficients D, E, and F in the p.f.d.[2x^4 +x^3 -2x +4] / (x+1)^7 = A/(x+1)^7 +B/(x+1)^6 +C/(x+1)^5 +D/(x+1)^4 +E/(x+1)^3 +F/(x+1)^2 +G/(x+1) +H

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Precalculus

04/11/24

find all exact solutions on [0, 2pi)

2sin(2t)+3sint=0

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Precalculus

04/10/24

transmitter broadcast

A small radio transmitter broadcasts in a 39 mile radius. If you drive along a straight line from a city 49 miles north of the transmitter to a second city 50 miles east of the transmitter, during... more

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Precalculus

04/09/24

Area covers 4000km2 but decreasing by 6.75 each year. What will it be in 9 years

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Precalculus Math Algebra 1

04/09/24

Please help with Polynomial function with remainder

If f(x) = x4 + 5x3 + ax + b, where a and b are constants, and the remainder when f(x) is divided by (x-2) is equal to the remainder when f(x) is divided by (x+1)a) How can I find the value of a.b)... more

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Answers •3

Precalculus Math Calculus Sat Math

04/06/24

Find the image of an arbitrary vector

Here's the link to the question. https://ibb.co/mDVnLN2

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Answers •1

Precalculus

04/05/24

Please help with answer

Determine all solutions to the equation cos(3x) = (sqrt(3))/2 over the interval [0, 2pi) I got cos/3/11pi(18)

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Precalculus

04/05/24

I'm have a hard time is it none above

Given sin(x) = - 2/7 with 180 deg < x < 270 deg Find sin(2x)

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Precalculus

04/05/24

Please help me find the answer

Given sin(x) = 1/8 with 0 deg < x < 90 deg and sin(y) = 7/9 with 0 deg < y < 90 deg Find sin(x + y)

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Answers •1

Precalculus

04/05/24

Please help me find the answer

Given sin(x) = 1/8 with 0 deg < x < 90 deg and sin(y) = 7/9 with 0 deg < y < 90 deg Find sin(x + y)

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Precalculus Math Calculus Prealgebra

04/04/24

Determine if W1 is a basis for R3 and check the correct answer(s) below

Here is the link to the question. A video would really help https://ibb.co/wc1mrxx

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Paula is 6 feet tall and walking away from a lamppost that is 20 feet tall. What is the length of her shadow when she is 10 feet from the lamppost? Round your answer to the nearest tenth of a foot.

The rectangular coordinates of a point are given. Find the polar coordinates of each point in (r,theta) form.

The polar coordinates of a point are given. Find the rectangular coordinates of each point.

Consider the polar axes with the points plotted below.

Use differentiability of power series to find the sum

Recall that the equation for the horizontal distance h in feet of a projectile with initial velocity v0 and initial angle is given by

Application of Antiderivatives in PVA (position, velocity, acceleration)

Given the vector u → = 〈 - 5 , - 1 〉 , find the magnitude and angle in which the vector points (measured counterclockwise from the positive x-axis, 0 ≤ θ < 2 π

An object attached to a coiled spring is pulled down 5 centimeters from its rest position and released. If the motion is simple harmonic in nature, with a period of seconds

Two cars are starting from positions that are 20 miles apart...

Math/pre-calc Decay Rate Question

Math/Pre-calc, Doubling Time Question

Math, Pre-calculus

equation on the interval

Partial Fraction Decomposition

find all exact solutions on [0, 2pi)

transmitter broadcast

Area covers 4000km2 but decreasing by 6.75 each year. What will it be in 9 years

Please help with Polynomial function with remainder

Find the image of an arbitrary vector

Please help with answer

I'm have a hard time is it none above

Please help me find the answer

Please help me find the answer

Determine if W1 is a basis for R3 and check the correct answer(s) below

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