## Calculus II

This is the first of 21 videos, each of which is devoted to solving a 'basic' integral problem. I have assumed that you have watched the previous videos in

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## Function Integration by Partial Fractions

There are two types of fraction integrals you might come across. Fractions where the denominator is factorisable and fractions where it is not. So first try and factorise the

## Integration by Partial Fractions

∫cos (x) dx = sin (x) + C But a lot of this reversing has already been done (see Rules of Integration ). Example: What is ∫ x 3 dx ? On Rules of Integration there is a Power Rule that says: ∫ x n dx = xn+1 n+1 + C We can use that rule with n=3:

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