Question:
cos(sin ^1/4 cos^1(1/4)] solve
Answer:
Given, cos[sin-1 (1/4) + cos-1 (1/4)]
= cos (π/2) {since sin-1 x + cos-1 x = π/2}
= 0
So, cos[sin-1 (1/4) + cos-1 (1/4)] = 0
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