CPM Homework Banner
1-161.

The parabola is graphed below. Use four trapezoids of equal width to approximate the area under the parabola for . Is this area an overestimate or an underestimate of the true area under the parabola?

Use the eTool below to visualize the flag.
Click the link at right for the full version of the eTool: Estimating Area Under a Curve eTool