This question is designed to be answered without a calculator. If y = 8x2 - 4x3, then y" = O -24. O -8. O O 16.This question is designed to be answered without a calculator. 3x 2 Let for] = . Which expression represents 1' '(x)? This question is designed to be answered without a calculator. Ify = (x2 + x+ 1)(x3-x - 1), then y'(2) = O 35. O 55. O 90. 102.\fThis question is designed to be answered without a calculator. Use the definition of the derivative of function f at x = a. f (a) = lim (x) - f(a) x-a x-Q If f(x) = v 2x + 1, then f'(4) = O O N/ H O N O 3