How do you find int x/((x+2)(x+9))dx using partial fractions?
1 Answer
Nov 3, 2015
Explanation:
The equation to be integrated can be written as:
Equating coefficients
Therefore, dividing by
A+B=1 (1)
Additionally,
9A+2B=0 (2)
Simultaneous Equations
Cancel out the
Subbing
Integrating
Subbing