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CBSE Preparation for classes 3rd to 10th
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If h,S and V denote respectively the height,curved surface area and volume of a right circular cone,then 3*pie*V*h^3-S^2*h^2+9V^2 is equal to:- (a) 8 (b) 0 (c) 4*pie (d) 32*pie^2

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Lalit Shantilal Kariya

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