What is the value of sin (90° + 2A)[4 - cos2(90° - 2A)]? Options: A . &nbsp2(cos3A - sin3A) B . &nbsp2(cos3A + sin3A) C . &nbsp4(cos6A + sin6A) D . &nbsp4(cos6A - sin6A)

What is the value of sin (90° + 2A)[4 - cos2(90°

Question

What is the value of sin (90° + 2A)[4 - cos2(90° - 2A)]?

Options:

A . 2(cos3A - sin3A)

B . 2(cos3A + sin3A)

C . 4(cos6A + sin6A)

D . 4(cos6A - sin6A)

Answer: Option D

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