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2,195 Answered Questions for the topic Pre Calculus

10/30/13

Quarter 1 POW #5

Two cars race around a circular track, in opposite directions, at constant rates. They start at the same position and meet every 30 seconds. If they move in the same direction, they meet every 120... more

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Pre Calculus

10/26/13

The Problem is a word problem. A airplane leaves Los Angeles for Denver at a speed of 440 mph. Thirty minutes later a plane going from Denver to Los Angele leav

The Problem is a word problem. A airplane leaves Los Angeles for Denver at a speed of 440 mph. Thirty minutes later a plane going from Denver to Los Angele leaves Denver with is 850 miles away at a... more

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Answers •5

Pre Calculus Trigonometry

10/22/13

lines a(1) and a(2 in two-dimensional space intersect at a point, forming an acute angle A

lines a(1) and a(2 in two-dimensional space intersect at a point, forming an acute angle A. the slope of a(1) is square root of 5 , and cos A= 2/9. What is the slope of a(2)? There are two answers,... more

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Pre Calculus

10/14/13

What is (1/x)/1-1/x

I am getting ready for a quiz, but I can't remember how to simplify this.

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Answers •1

Pre Calculus

10/03/13

Find the vertical and horzontal asymptopes of the rational function: (-2x^2+1)/(2x^3+4x2)

It is a precalculus question

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Answers •1

Pre Calculus

10/02/13

RE: Worksheet 3

funtion is-x^2-4x-5 answer questions below a.Domain(interval notaion) b.Range(interval notation) c.The function is Increasing on the interval(answer in interval notaion) or the function is... more

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Pre Calculus

09/15/13

Whats the symmetry of ?

Hey guys, thank you in advance for your help, I am trying to see how I get this done. This is what I have to find out, any help on how to do it would be appreciate it. Thank you! (a) Symmetric... more

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Pre Calculus Calculus Word Problem

09/09/13

there is a single 21-foot vertical palm tree growing in the middle of a large flat desert island.

there is a single 21-foot vertical palm tree growing in the middle of a large flat desert island. On a certain day, the sun will rise at 6:00 AM and set at 6:00 PM. At noon on that day the sun will... more

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Pre Calculus

09/02/13

what is the answer to this n^2 = 4?

n²=4

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Pre Calculus

08/25/13

How can you express an equation as a quotient if there are exponential fractions and variables involved?

the question is x-1/2- x3/2 and the "objective" is to express as a quotient. is it possible to solve in the exponential fraction form? would the answer be x2/2 which is just x? Or does each... more

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