1.

If sinA+sin2A = 1 and acos12A+bcos10A+ccos8A+dcos6A−1 = 0 then a+b+c+d =

Answer»

If sinA+sin2A = 1 and acos12A+bcos10A+ccos8A+dcos6A1 = 0 then a+b+c+d =



Discussion

No Comment Found