2 years ago

Factor: 4x^2-12x+9=0

2 answers:

6 0

Use formula $a^2-2ab+b^2=(a-b)^2$

$4x^2-12x+9
\\(2x)^2-2(2x)(3)+3^2
\\(2x-3)^2$

5 0

Tricky Trinomial
4x^2-12x=9
(4x^2-6x)(-6x+9)
2x(2x-3)-3(2x-3)
= (2x-3)^2

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