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Grade 12Differential Calculus

each side of a square is increasing at a uniform rate of 1 m/s.

if after sometime the area of the square is increasing at the rate of 8 m2/sec then the area of square at that time in sq.mt is

Profile image of hansa iit
14 Years agoGrade 12
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1 Answer

Profile image of Sanjeev Malik IIT BHU
14 Years ago

A= x2

dA/dt= 2xdx/dt

put the values;

8=2*x*1

x=4

so area =16

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