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If 2sin-1x + 3sin-1y + 4sin-1z = 9π/2 then 1/2x + 1/3y + 1/4z equals

(A) 11/12

(B) 13/12

(C) 15/12

(D) 17/12

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Best answer

Correct option (B) 13/12

Explanation:

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