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To rearrange a formula, it is required that you group variables in certain ways, to leave you with the desired form.

For example,

Rearrange y=3x^2+3 to make x...

Doing the Past Papers only gives you a general idea of what types of questions will come up in your exam. Every exam will be different and will have those particular questions which require knowledge o...

The Pythagoras Theorem only works with right-angled triangles. If you see a triangle other than right-angled triangles, then you do not need to apply the Pythagoras Theorem. The right-angled triangle h...

Both are different ways to represent an amount of something. Fractions show how much of a whole item there is for example 2/10 2 parts out of a total of 10. On the other hand, a ratio describes one amo...

There are loads of different ways to solve quadratics, and most of the time there isn't only one right way to solve them.

there's three main ways that you can use to solve quadratics: fac...