SOLUTION: 1) use differentials to approximate the area change in a circle when the radius changes from 5 to 5.01

SOLUTION: 1) use differentials to approximate the area change in a circle when the radius changes from 5 to 5.01

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Question 1034352: 1) use differentials to approximate the area change in a circle when the radius changes from 5 to 5.01
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
Since

we have
and

Plugging in we get

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