Can $y = 4 x^{2} + 12 x + 9$ $y= 4x^2 + 12x + 9$ be factored? If so what are the factors ?

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Can $y = 4 x^{2} + 12 x + 9$ $y= 4x^2 + 12x + 9$ be factored? If so what are the factors ?

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Answer 1 · 2016-04-01T19:44:46

${(2 x + 3)}^{2} = (2 x + 3) (2 x + 3)$ $color(green)((2x+3)^2=(2x+3)(2x+3))$

Explanation:

You could use the quadratic formula
or the "AC Method"
but trying out factors of $4$ $4$ together with factors of $9$ $9$ has this solution fairly quickly.

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Can $y = 4 x^{2} + 12 x + 9$ $y= 4x^2 + 12x + 9$ be factored? If so what are the factors ?

1 Answer

Explanation:

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Can y=4x2+12x+9y= 4x^2 + 12x + 9 be factored? If so what are the factors ?

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Can $y = 4 x^{2} + 12 x + 9$ $y= 4x^2 + 12x + 9$ be factored? If so what are the factors ?