Answer Happy

Find the derivative of the function and evaluate the derivative at the given x-value. f(x)=1-x³ at x = 1 f'(x)=-3x; f'(1) -3 f'(x) = 3x2-1; f'(1)=2 f'(x) = -3x²; f'(1) = -3 f'(x)= 1-3x; f'(1) = -2