Let s(x) = sin x. Homework Help ✎
Find the exact value of the average rate of change of s(x) from x =
to x = .
Write the expression for the average rate of change of s(x) from x =
to x = + h.
Use the fact that sin(A + B) = sin A cos B + cos A sin B to show that the expression in part (b) can be written as
Substitute values for the trigonometric expressions and simplify.