Complete the square for the expression, then factor the trinomial. x^2-4x

please explain how to do it as well! :)

b) well because you get well

congruent segments

step-by-step explanation:

i get you, what you should do is think of the positive things that would come out of it. it will make yours parents proud and raise your grade. you should always try and if you can't focus tell the teacher.