Dron posted an Question
August 30, 2020 • 22:19 pm 30 points
  • IIT JAM
  • Physics (PH)

Please solve

cos x -sin x0 10. ff) = Sin x cos x 0 , thenf(x +y) is equal to: 0 1 C) fo)fo) D) None of thes (A) f) +fo) B) fx)-fO)

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