CPM Homework Help : APCALC Problem 4-115

Write a Riemann sum to approximate $\int _ { 0 } ^ { 2 } 6 ^ { x } d x$ using $n$ rectangles.

Hint:

General form of left-endpoint Riemann sum:

$\displaystyle \sum_{i=0}^{n}\Delta xf(a+\Delta xi)$

Hint:

$\Delta x=\frac{b-1}{n}$