• Riemann sum
• trapezoid rule

Computational methods: Riemann sum

	Estimate area under f(x) = x2 from x = 0 to x = 2, using 5 rectangles © Dorothy Wallace
	Numerical approximations of definite integrals © Dan Sloughter 2000
	To practice using the concepts just covered, try problem setOC13-01-CompMeth-Riemann in the WeBWorK window. If you have not yet opened a WeBWorK window displaying all the problem sets, you can do so by clicking below, then Guest Login If necessary, click here to open a new WeBWorK window