10 Answered Questions for the topic Pre-cal

Pre Cal

12/14/17

#### Angelina jogs 100 meters in the same time that Harry bicycles 150 meters. If Harry bic

Supply a complete algebraic solution

Pre Cal

09/28/17

#### How many minutes would you have to use in a month in order for the second plan to be preferable?

You are choosing between two different cell phone plans. The first plan charges a rate of 23 cents per minute. The second plan charges a monthly fee of $44.95 plus 8 cents per minute.

Pre Cal

05/14/17

#### A deposit of $160,000 is compounded monthly at an annual percentage rate of 6.75%. How long will it take for the money to triple?

This is for one of my math questions. I need help ASAP

Pre Cal

01/29/17

#### NEED HELP FINDING THE DISTANCE

A helicopter is being loaded at its current location and will take off and fly to another airfield. The other airfield is 410 miles to the West and 430 miles to the North. What is the straight line...
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05/18/15

#### y=-log(3)x+2. Find domain, x-intercept and vertical asymptote

y=-log(3)x+2. Find domain, x-intercept and vertical asymptote, I also have to sketch a graph

Pre Cal Pre Calculus

01/03/15

#### what is the multi-rule definition for the abs (X^2-2x-8)?

what is the multi-rule definition for the abs (X^2-2x-8)? I know that x=4 and x=-2
I don't know how to come up with multi-rule

Pre Cal

09/14/14

#### how do you solve equation by extracting square root? 2(x-5)^2=17

2(x-5)^2=17 How do I solve this using extraction of square roots? HELP!!

02/06/14

#### please, prove that 1-2cos^2x = tan^2x-1/tan^2x+1

The worksheet deals withb trigonometric identities and we have to prove each of them. I'm stumped on this one. Please, if you could help, I'd highly appreciate it!

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