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When it comes to curve sketching, there are a number of tests that you can do to find out crucial characteristics about the curve. They are following:

1. Setting x = 0 will give you the p...

Historical opinion - also known as historiography - is essential to essay writing. Including the opinions and arguments of historians shows your awareness of the field. It will impress your examiners i...

This question makes good use of the trigonometric identities tan²x + 1 = sec²x and 1 + cot²x = cosec²x which can be ...

There are two approaches to this problem.

Firstly, you could rearrange the equation so that you have the general equation of a line, y=mx+c, where m is the gradient that you are looking f...

Firstly, acceleration is the rate of change of velocity of an object, measured in ms^-2 (read as metres per second squared, or metres per second per second). It can be either positive, indicatin...