06/08/15
Inverse function Word Problem
When a camera flash goes off, the batteries immediately begin to recharge the flash's capacitor which stores electric charge given by Q(t)=(Q_0)(1-e^(-t/a)) where Q_0 is the maximum charge capacity...
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06/08/15
The length of a rectangle is 3 m less than twice the width, and the area of the rectangle is 14 m^2 . Find the dimensions of the rectangle.
I need help finding the answer
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06/07/15
How many textbooks of each type were sold?
How many textbooks of each type were sold?
A textbook store sold a combined total of475 biology and psychology textbooks in a week. The number of biology textbooks sold was67 more than the...
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06/07/15
Word problem
Man travels 4.2 miles back and forth to work daily. It takes him 72 min. He much time would he save in 129 days if he moves and now travels 1.7 miles daily for the same number of days travelling...
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06/06/15
Equations and Midpoints
We are driving diagonally cross country from Portland, OR, to city Southeast in the USA. We know that the midpoint of out drive can be represent as (x1+x2)/2, (y1+y)/2. If we know that...
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