Mathematics, 14.07.2019 16:00 hayleighhurt
Which is the completely factored form of 12x4 + 39x3 + 9x2? 3x2(x – 3)(4x – 1) 3x2(x + 3)(4x + 1) 3x(x + 3)(4x + 1) 3x(x – 3)(4x + 1)
Answers: 1
![12x^4+39x^3+9x^2=3x^2(4x^2+13x+3)\\\\=3x^2(4x^2+12x+x+3)=3x^2[4x(x+3)+1(x+3)]\\\\=3x^2(x+3)(4x+1)](/tpl/images/1067/6201/ff698.png)
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Which is the completely factored form of 12x4 + 39x3 + 9x2? 3x2(x – 3)(4x – 1) 3x2(x + 3)(4x + 1) 3...
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