Question

If x = r cos A.sinB; y = r sinA.sinB; z = r cosB, prove that x^2+y^2+z^2=R^2

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

Solution Show Solution. LHS = (r sinA cosB)2 + (r sinA sinB)2 + (r cosA)2.