Sales. Suppose a tricycle company projects sales to increase with the function f(x) = 4x2 + 4x Using the definition of the derivative, f'(x) is equal to 4h2 + 3x + 4h lim 10 4h2 + 8hx n 462 + 4x + 4h lim 0 M 4h2 + 8hx n 4h2 + 4x + 4h n None of the other answers 4h2 + 8hx + 4h lim 60 lim 4h2 + 8hx + 4h 0 Sales. Suppose a tricycle company projects sales to increase with the function f(x) = 4x2 + 4x Using the definition of the derivative, f'(x) is equal to 4h2 + 3x + 4h lim 10 4h2 + 8hx n 462 + 4x + 4h lim 0 M 4h2 + 8hx n 4h2 + 4x + 4h n None of the other answers 4h2 + 8hx + 4h lim 60 lim 4h2 + 8hx + 4h 0