Math, asked by kumarguptapk45, 4 months ago

Sin(7π/12).Cos(π/4) - Cos(7π/12)
Sin(π/4) is equal to
Full Marks : 2
(A) 1/2
(B) -1/2
(C) v3/2
(D) -13/2​

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Answered by poulsudhakar
0

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