We have changed our privacy policy. In addition, we use cookies on our website for various purposes. By continuing on our website, you consent to our use of cookies. You can learn about our practices by reading our privacy policy.
© 2016 Shmoop University, Inc. All rights reserved.
Definite Integrals

Definite Integrals

Trapezoid Sum with Shortcuts Examples

Example 1

Use a trapezoid sum with 4 sub-intervals to estimate the area between the graph of f (x) = 4 – x2 and the x-axis on [0, 2]. Is this an overestimate or an underestimate?

Example 2

Let f(x) = 5x2 + 3x. Find TRAP(4) on [1, 2].

Advertisement