Math, asked by babymisra009, 1 month ago

Which of the following is/are true?
(A) cos (30° - A) + cos(30° + A) = √3cos A
(B) sin(60° + A) - sin(60° - A) = sin A
(C) cos2theta-cos3theta/sin2theta+sin3theta=tan theta/2
(D) sin^25 theta- sin^2 3theta = sin8theta sin2theta

Answers

Answered by fightershivam36

0

Answer:

D)bro my answer is d OK and give my answer

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