\f_ 2 The volume of a right circular cylinder of radius X and height y is given by V\" TEX 5'. Suppose that 3 dy the volume ofthe cylinder is constant at 2501mm . Find a when x: 5 and y: 10. -100 Question 24 10 Points dy Find dy if y = 5x(cosx) 2 X A NU (cosx) X In(cosx) + X 2 cotx + 2 X B 5x(cosx) X In(cosx) 2 -tanx + X 2 C 5 x2 sinx X 2 (cosx) 2 - 1 +5(cosx) 2 -5x2 X D 2 -(sinx) 2 - 1 + 5(cosx) 2