2 Answered Questions for the topic 12th Grade Math

10/05/18

#### area of a rectangle

The area of a rectangle is x4-y4/8xy and the length is x2-y2/2xy
a. What is the width of the rectangle?
b. If you double the length of the rectangle but keep the same width, what is the new area...
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12th Grade Math Math

10/02/18

#### How to know that the square root of 13 is not equal to 5.7 without using a calculator

suppose a friend tells you that √13≈5.7 Without a calculator how can you convince your friend that he or she must have made an error.

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