A pdf is defined by : f (x, y) = [ C (x + ay) if 0
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- Assume x and y are functions of t. Evaluate dydtfor each of the following. y28x3=55; dxdt=4,x=2,y=3Determine whether each of the following statements is true or false, and explain why. The chain rule is used to take the derivative of a product of functions.Find derivatives of the functions defined as follows. fz=2z+e-z22