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- A function y = f(x) passes through the origin. If the second derivative y" = −sin (2?),determine the equation of the function. Show work to justify your answer. Prove or Disprove: the derivative of y=sinx+cosx/cosx s dy/dx = 1/(1+sinx)(1-sinx)Integrate 1. ∫sin2(x) csc2(2x)dx 2. ∫sin(3x)sin(6x)dxINTEGRATION OF 1/1+TANX