Simple Fractions
Simple Fractions are easy to deal with when adding or subtracting if they have the same denominator. In C3 you learnt how to deal with this. This principle can be used by working backwards in order to get to the simple fractions.
Splitting up the Fraction
A fraction with two or more linear denominators can be split into partial fractions with one denominator each.
This can be done through
This can be done through
- Equating Coefficients
- Substitution
Both ways get you the same answer