### Home > CALC > Chapter 5 > Lesson 5.4.1 > Problem 5-147

5-147.

The function is continuous on the closed interval

Using the sub-intervals

, and , what is the trapezoidal approximation of ? On what sub-interval is the average slope a minimum?

Test all answer choices and choose the lowest value. Recall that average slope is akin to saying average rate of change (AROC).