help!!! i don't know how to factorize 9x*squared* - 12x +4! HELLLPPPPPP!

2 answers

hint: perfect square
9x2 -12x + 4

What is 2*2*3? ahha!

(3x-2)(3x-2) How did I arrive at that? I know the center term is always 2ab in
a perfect square, such as (ax+b)^2 Memorize that.
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