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Pre Calculus Math Calculus

04/20/18

What is the value of tan (x-y) for 0°<x<90° and 0°<y <90° when sin x=15/17 and cos=8/17

A. -289/64 B. -240/161 C. 240/161 D. 0

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Pre Calculus Math Calculus

04/20/18

Which equation is a trigonometric identity?

A. Tan (theta)=sin (theta) sec (theta) B. sec^2 (theta)-csc^2 (theta)=1 C. tan(x)sin(x)=cos(x) D. tan^2 (theta)=sec^2 (theta)+1

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Pre Calculus

04/17/18

I'm having problems understanig word problems in exponential functions. Would you help me with this problem please?

In 1985, the number of female athletes participating in Summer Olympics-Type Games was 500. In 1996, about 3600 participated in the summer Olympics in Atlanta. Assuming that P(0)=500 and that the... more

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Pre Calculus

04/15/18

An urn contains 8 white and 2 green balls. A sample of 3 balls is selected at random. What is the probability that sample contains at least one green ball

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Pre Calculus Word Problems Investment

04/12/18

Pre-Calc word problem

you have $10,000 to invest. You are considering safe investments are just search of care of deposits which pay 5.5% interest. the stock market is much riskier but pays 12% interest. if you like to... more

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Pre Calculus

04/08/18

If your starting salary is $50,000 and you receive a 4% increase at the end of every year, how much will you have in 16 years

Round your answer to the nearest whole dollar, and express your answer without using commas.

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Pre Calculus

04/07/18

If f(x)=3x-5, find f(x+h)-f(x)/h

How do you work out this problem?

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Pre Calculus

03/28/18

solve for the variable?

|x 3 -1| |2 1 -2|=10 |4 1 x|

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Pre Calculus Rectangular Form Polar Equation

03/26/18

convert the polar equation...

Convert the polar equation r=cosθ+3sinθ to rectangular form and identify the graph.

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Pre Calculus Parametric Equations

03/23/18

Given the parametric equations below....

Given the parametric equations below, eliminate the parameter t to obtain an equation for y as a function of x x(t) = 2sqrt(t) y(t) = 6t+3 y(x) = ?

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Pre Calculus Calculus Fractions

03/19/18

Divide using synthetic division. (5x^3-25x^2-29x-6)/(x-6)

show all steps

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Pre Calculus

03/05/18

Write a system of equations to represent this problem and determine the unit price of each item purchased. Define your variables.

Alvin, Theodore, and Simon went to the movies. Alvin bought 2 boxes of popcorn, 4 cherry slushies, and 2 boxes of candy. He spent $49.50. Theodore bought 3 boxes of popcorn, 2 cherry slushies, and... more

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Pre Calculus Math Calculus Math Help

03/04/18

PLEASE HELP!!! question: Two positive numbers have the property that one more than the first number plus four less than three times the second, totals to 100.

(i) If we call the first number x, and the second z, write an equation that relatesthese numbers.(ii) Use (i) to write an equation that gives the second in terms of the first.(iii) Use (ii) to... more

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Pre Calculus Trigonometry

02/23/18

How do I solve this problem on a circular segment?

Find the area of a circular segment, to the nearest tenth, if its central angle measures 60 and the radius of the circle is 10.6 units.

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Pre Calculus Trigonometry

02/23/18

Find each value for triangle ABC if a=3.6, A=7°34', B=74°6', and C=98°20'.

What is the measure of side b? What is the measure of side c?

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Pre Calculus Trigonometry

02/23/18

Find the length of an arc that subtends an angle of 36° in a circle of diameter 10 in. Please write the answer in terms of pi.

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Pre Calculus Trigonometry

02/23/18

Find the area, to the nearest tenth, of the sector of a circle defined by a central angle measuring 52° if the radius of the circle is 8cm.

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Pre Calculus Calculus Trigonometry

02/23/18

How do I solve this Trigonometry problem?

Find the degree measure, to the nearest tenth, of the central angle whose intercepted are measures 14in in a circle of radius 12in.

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Pre Calculus Math Trigonometry

02/21/18

How do I find the reference angle for the angles below

Find the reference angle for an angle measuring -42° Find the reference angle for an angle measuring 21pi/4 radians. If an angle in standard position measures -12pi/5 radians, in... more

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Pre Calculus Trigonometry College Algebra

02/20/18

Change 675° to racism measure in terms of pi

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Pre Calculus Trigonometry

02/14/18

Determine the number of possible solutions. If a solution exists, solve the triangle. Round the angle measures to the nearest minute and side measures to the te

A=140°, b=10, a=3

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Pre Calculus Math Trigonometry

02/14/18

Write an equation that would enable you to solve for the indicated measures

If A=40°,B=60°, and a=20, find b

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Pre Calculus Linear Algebra Functions

02/11/18

it is asking to plot the point (3, f(3))

This is a function of x and is asking to plot this point but I am confused.

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Pre Calculus

02/11/18

Difficult math word question

Two pipes together can fill a large tank in 10 hr. One of the pipes, used alone, takes 15 hours longer than the other to fill the tank. How long would each pipe take to fill the tank alone? My... more

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Pre Calculus Calculus Precalculus Limits

02/08/18

How do you find limits of piecewise functions?

I have a problem on limits. The graph shows two very different equations approaching the same point, but at that point (x=4) there is a hole. Below the hole there is a point at (4,2). What is the... more

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What is the value of tan (x-y) for 0°<x<90° and 0°<y <90° when sin x=15/17 and cos=8/17

Which equation is a trigonometric identity?

I'm having problems understanig word problems in exponential functions. Would you help me with this problem please?

An urn contains 8 white and 2 green balls. A sample of 3 balls is selected at random. What is the probability that sample contains at least one green ball

Pre-Calc word problem

If your starting salary is $50,000 and you receive a 4% increase at the end of every year, how much will you have in 16 years

If f(x)=3x-5, find f(x+h)-f(x)/h

solve for the variable?

convert the polar equation...

Given the parametric equations below....

Divide using synthetic division. (5x^3-25x^2-29x-6)/(x-6)

Write a system of equations to represent this problem and determine the unit price of each item purchased. Define your variables.

PLEASE HELP!!! question: Two positive numbers have the property that one more than the first number plus four less than three times the second, totals to 100.

How do I solve this problem on a circular segment?

Find each value for triangle ABC if a=3.6, A=7°34', B=74°6', and C=98°20'.

Find the length of an arc that subtends an angle of 36° in a circle of diameter 10 in. Please write the answer in terms of pi.

Find the area, to the nearest tenth, of the sector of a circle defined by a central angle measuring 52° if the radius of the circle is 8cm.

How do I solve this Trigonometry problem?

How do I find the reference angle for the angles below

Change 675° to racism measure in terms of pi

Determine the number of possible solutions. If a solution exists, solve the triangle. Round the angle measures to the nearest minute and side measures to the te

Write an equation that would enable you to solve for the indicated measures

it is asking to plot the point (3, f(3))

Difficult math word question

How do you find limits of piecewise functions?

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