# What is the standard form of # f=(x - 2)(x - 2)(x + y)(x - y) #?

##### 1 Answer

Dec 11, 2017

To find the standard form of

we can use identities to expand it.

Identities :

Remarks:

As it is already in a descending degree of power, we don't have to rearrange it and it's the answer. Hope this can help you.