math

a spherical fishtank has radius of 25 cm. The tank is filled with water with a depth of 20 cm. By using integral find the volume of the water inside the tank.

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  1. V=π∫ͪₒ(2Rx-x²)dx=π(Rx²- x³/3)|ͪ ₒ=π(Rh²- h³/3)= πh²(R-h/3)=....

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