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sir plz integrate pi*r^2/4 from 0 to r.

sir plz integrate pi*r^2/4 from 0 to r.

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1 Answers

abhishek ganguly
8 Points
11 years ago

pi/4 is a constant hence keep it aside. Now integrate r^2.

this gives r^3/3. put the limits and multiply by pi/4 in the end.

therefore answer is pi*r^3/12

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