Q. Sin6A + Cos6A - 1 is equal to
A) 1 - 3 SinACosA
B) -3Sin2ACos2A
C) 0
D) 1 + 3Sin2ACos2A
✔ Correct Answer: -3Sin2ACos2A
Exam Insight
-
A) 1 - 3 SinACosA
B) -3Sin2ACos2A
C) 0
D) 1 + 3Sin2ACos2A
✔ Correct Answer: -3Sin2ACos2A
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