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In order to compare two equations they need to be in the same form. This means that the y's have to be on the left, and the x's have to be on the right - so the first step is to rearrange both of the e...

If you have the question:

What is 2/3 minus 1/5?

You should start this question by looking at the demoniators (the bottom of the fraction). You want to get a number that is ...

There are two ways we can find the derivative of x^x.

It's important to notice that this function is neither a power function of the form x^k nor an exponential function of the form b^x, so we...

Always follow the same three steps : equating – substracting – substituting but you can have different cases : 

Case 1: we only need to multi...

First things first it will definately be useful to make a quick sketch of the x-y axes, the two points, and roughtly what the perpendicular bisector will look like.

This kind of question ...