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ConceptSimple Problems on Applications of Derivatives

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#### Question

Show that the semi-vertical angle of the cone of the maximum volume and of given slant height is `cos^(-1)(1/sqrt3)`

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#### Reference Material

Solution for concept: Simple Problems on Applications of Derivatives. For the courses 12th CBSE (Arts), 12th CBSE (Commerce), 12th CBSE (Science), 12th ISC (Arts), 12th ISC (Commerce), 12th ISC (Science), PUC Karnataka Science