How do you factor #5a^3-20a#?
In order to factor, you are looking for similarities between terms. So, what is similar you ask? The first thing I would notice is that both terms contain
Are there more similarities, you might ask? Well, I would say yes. Both terms contain either 5 or a multiple of 5. So the second step I would take is to factor out the 5.
So, can more stuff be done? Well, I would say yes once more. Actually,
I hope that helps!