Chapter 9, Problem 17P

Use MATLAB to calcute the following integrals:

(a) ${\displaystyle {\int }_1^{11}\frac{x^3{e}^{-0.2x}}{1+x^2}dx}$ (b) ${\displaystyle {\int }_2^7\frac{4x+3\cos (4x)}{2+\sin x}dx}$