Evaluate the Riemann sum for (x) = x3 − 6x, for 0 ≤ x ≤ 3 with six subintervals, taking the sample points, xi, to be the right endpoint of each interval. Give three decimal places in your answer.

Answer 1

there are various Riemann sum calculators online.

Or heck, drag out your calculator and do the math.

Where do you get stuck?

All those posts looks like a homework dump to me.

Answer 2

Well it is called homework HELP