Algebra – Make Sure You Know The Basics

You probably know this already…but without it you’re going to get totally confused

Is It Negative Or Positive?plus and minus rulesYou Multiply Letters Written Next To Each Other

So abcd means a x b x c x d

The Square Only Applies To The Thing It Is Next To….Unless There’s Brackets Involved

So ab2 means a x b x b

BUT (ab)2 means a x a x b x b

And z(ab)2 means z x a x a x b x b