Q. If sin3A = x, then value of x is
A) 4sin3A - 3sinA
B) 3sinA + 4sin3A
C) 3sinA - 4sin3A
D) 4sin3A + sinA
✔ Correct Answer: 3sinA - 4sin3A
Exam Insight
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A) 4sin3A - 3sinA
B) 3sinA + 4sin3A
C) 3sinA - 4sin3A
D) 4sin3A + sinA
✔ Correct Answer: 3sinA - 4sin3A
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