If tan(A B)= 3 & tan(A- B)= 2 log sin(2A)base2 = -1/2 then angleA will

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if tan(A B)= 3 & tan(A- B)= 2 log sin(2A)base2 = -1/2 then angleA will be
option (a) 67.5 (b) -22.5 (c) -112.5 (d) 22.5

Gourav Vijayvergiya

Sept. 8, 2017, 12:34 p.m.

Class 6