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To find the centre and radius of the circle, you need to get the equation into the form (x - a)²+ (y - b)²= r². You can do this by rearranging to bring the x and y parts t...

Answering the question by acknowledging the student understands what the question is actually asking. The subject of the formula sits by itself on one side of the equation and doesn't app...

This is different for everyone, and the best way to learn the most effective way for revision is to implement this throughout the school year. Keep up to date with your notes and practice different types ...

There are a few steps to this question. Before we can work out our value of X we will have to figure out an equation that links X and Y.Now if X were proportional to Y, then as X got bigger so would Y.We ...

A. Osmosis - the movement of water down a water potential gradient through a partially permeable membrane.
B. Diffusion - the net movement of molecules or ions down ...