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141 Answered Questions for the topic Precalc

As a ship sails into the harbor, the navigator sights a buoy at an angle of 20 degrees to the path of the ship.

This ship sails 200 meters farther and finds that the buoy now makes an angle to 38 degrees. 1) How far is the ship from the buoy at the second sighting? 2) What is the closest the ship will ever... more
Precalc Algebra 2 Algebra

04/28/15

Which of the 10 digits does A Represent

in the following problem? (A, S, M, and N are all different)   AS * A = MAN
Precalc Math Algebra

04/28/15

Fifty percent more than what number is 25 percent less than 60 percent more than 10?

please help! Percents arent my thing... 
Precalc Math Algebra

04/28/15

How many different numbers can be formed by multiplying two or more members of the set

{1, 2, 3, 5, 7, 70}?
Precalc Math Algebra

03/31/15

A company manufactures an item known as "wabe"

The only shipping containers available require the company to package wabes in quantities that are powers of three. What would be the least number of containers the company could use to fill an... more
Precalc Math Algebra

03/31/15

In what year was bruce springsteen born? Two digits in the year are the same.

The sum of the digits is a prime and the product of the digits is the square of 18.
Precalc Math Algebra 2

03/31/15

Joe spent 3/4 of his money. Then he lost 3/4 of the money he had left

$6 remained. How many dollars did Joe have originally? 
Precalc Math Calculus

03/15/15

Consider the rational function...

Consider the rational function f(x) = x2-2x-3 / x3-3x2 .   a) Find all vertical and horizontal asymptotes of this rational function.   b) Find all x-intercepts and y-intercepts of the graph of... more
Precalc Math Precalculus

03/14/15

simplify. Assume no radicals were formed by raising negative quantities to even powers.

(4√3+√5)(√3-9√5) =
Precalc Math Word Problem

02/25/15

In the land of Dardia, the basic unit of length is the Klem.

There are 15 Klems in a Mlef and 7 Kloms in a Klem. The basic units of time are the same as ours. If Randy travels at 33 Mlefs per hour, what is the number of Kloms per second of his speed,... more
Precalc

02/12/15

someone please help

    I have to sketch a graph for the rational equation with all asymptotes included where are the asymptotes and what points work for drawing the graph   F(x)=X^2-4/x^2-3x+2  
Precalc Trig Identities

01/31/15

Prove the identity

Cos4x= 1/8 (3 + 4cos2x +cos4x)
Precalc

01/31/15

how do i find all solutions to the equation in the interval [0, 2p]. cos x = sin 2x

I am struggling with my precalc class and i cant seem to answer this one 
Precalc Math Algebra 2

09/08/14

PLEASE HELP WITH THESE MATH PROBLEMS?!?!?!?!?!?!

I don't understand how to solve these problems. Could you please provide a step by step process?   Thank you   1. 7-4m^(5/3)=-4089   2. 6^3n+1=1   3. 3^-n=(1/27)

08/28/14

Let g(x)=x^2+x. Find formulas for the following functions. g(squareroot x)

g(x)=x2+x.   g(√x)  
1 2 3 4 6

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