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The length of a rectangle is increasing at the rate of 7 cm/s, and its width is increasing at a rate of 5 cm/s. When the length is 30 cm and the width is 10 cm, how fast is the area of the rectangle increasing? Rate of area increase cm²/s

The length of a rectangle is increasing at the rate of 7 cm/s, and its width is increasing at a rate of 5 cm/s. When the length is 30 cm and the width is 10 cm, how fast is the area of the rectangle increasing? Rate of area increase cm²/s

Algebra: Structure And Method, Book 1
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter2: Working With Real Numbers
Section2.3: Rules For Addition
Problem 14P
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The length of a rectangle is increasing at the rate of 7 cm/s, and its width is increasing at a rate of 5 cm/s. When the length is 30 cm and the width is 10 cm, how fast is the area of the rectangle increasing? Rate of area increase CHECK ANSWER NEXT cm²/s
Transcribed Image Text:The length of a rectangle is increasing at the rate of 7 cm/s, and its width is increasing at a rate of 5 cm/s. When the length is 30 cm and the width is 10 cm, how fast is the area of the rectangle increasing? Rate of area increase CHECK ANSWER NEXT cm²/s
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