Understanding Engineering Mathematics 1st Edition by John Bird

Edition 1ISBN: 978-0415662840

Edition 1ISBN: 978-0415662840

Exercise 2

\text { Evaluate } \int_{1}^{2} \frac{3}{x^{2}(x+2)} \mathrm{d} x \text {, correct to } 4 \text { significant figures. }

Explanation

Verified

Let
Hence,
\[
3=A x(x+2)+B(x+2)+C x^{2} ...

Understanding Engineering Mathematics 1st Edition by John Bird