The Quotient Rule (4.2.2)

Question 1

• Similar to the product rule, the derivative of a quotient of two functions is not necessarily equal to the quotient of the derivatives.

Answer 1

• Similar to the product rule, the derivative of a quotient of two functions is not necessarily equal to the quotient of the derivatives.

Question 2

What does the quotient rule state?

Answer 2

• The quotient rule states that if q(x)=f(x)/g(x), where f and g are differentiable functions, then q is differentiable except where g(x)=0 and q’(x)=(g(x)f’(x)-f(x)g’(x)) / [g(x)]^2.