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First, you should always begin with a brief summary of what the text is about. You need to show that you have understood the text. As you do this, think about what the text is doing; is it satirical, p...

Imrpoving your written French can make a big difference to your overall understanding of French language and ultimately your grade, but identifying ways to improve can be difficult, particularly if you...

This is a function which is in the form, 

y = f(x)g(x)

It's the product of two functions and so we must make use of the product rule. This i...

A Frequency of 440Hz means that the wave is oscillating 440 times in one second. Ie. 440 waves are produced every second

To differentiate x^2

Step 1) whatever the number on the power, put that in front of x. 

Step 2) Then minus one (-1)  from the power

Therefore, by putting the n...