The expression sinx 1–cosx Select one: O a. (sinx)(1-cosx), x # 2n π, nel b. C. is equivalent to 1-cosx sinx ,x=nπ, nel 1+cosx -,x=nπ, nel sinx d. (sinx)(1+cosx), x * 2n π, nel

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A: given  -cos(3t)sec(3t) = -1

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Q: Evaluate sinx cofx dx Select one: sin4x +C 4 sin2x cos2x +C 8 0(x-sinx cosx cos2x )+c O None

A: Correct Option is Last  i.e. None

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A: Topic = Trigonometry    using formulascos 2x = 1-2 sin2xcos 2x = 2 cos2x - 1

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Q: Prove cos4x=8cos4x-8cos2x+1

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