# Integration as the limit of a sum

Find the integral by the method of summation the values of :-

(a) integral of e^(-x) where the range of integration is from a to b.

(b) integral of e^(kx) where the range of integration is from a to b.

#### Solution Summary

This solution is comprised of a detailed explanation for finding the integral by the method of summation the values.

It contains step-by-step explanation for finding the integral by the method of summation the values of :-

(a) integral of e^(-x) where the range of integration is from a to b.

(b) integral of e^(kx) where the range of integration is from a to b.

Solution contains detailed step-by-step explanation.