Asked by brooke

decide whether each trinomial is a perfect square. if so, factor it.

x^2 - 4x + 4

how do i solve this?? i don't understand the method..
Answered by brooke
is it (x - 2x)^2 ?
Answered by TutorCat
(x - 2x)^2

Expand:
(x - 2x)(x - 2x)

Simplify using the Foil Method:
http://www.algebrahelp.com/lessons/simplifying/foilmethod/pg2.htm

does it equal to x^2 - 4x + 4 ?
There are no AI answers yet. The ability to request AI answers is coming soon!