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First we write the fraction in terms of partial fractions with two unknown numerators, A and B, as follows: (x+2)/(x+1)² = A/(x+1) + B/(x+1)²

Note that since the denominator o...

Draw the triangle ABC and fill in the information given i.e. lengths of BA and BC and identify the angle we are looking for i.e angle BAC Looking at the formulas given identify which one...

LCM stands for Lowest Common Multiple, and HCF stands for Highest Common Factor.

The key to telling the difference between these two things is knowing the differen...

now for any integral the method to deal with it is look for the easiest method, things can get trickier later down the line but always start by looking for the easy solution. this example allows us to see...