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Prove that : arc cos X +arc cos Y+arc cos Z=arc sin X+arc sin Y+arc sin Z

Prove that : arc cos X +arc cos Y+arc cos Z=arc sin X+arc sin Y+arc sin Z

Grade:12

1 Answers

Saurabh Koranglekar
askIITians Faculty 10336 Points
2 years ago
Dear student

Consider x =y=z =1

Lhs = 3pi/2

Rhs = 0

Kindly check whether there is any condition given in the question which is not mentioned

Regards

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