arielapalomo315 arielapalomo315

26-03-2020
Mathematics

contestada

What is 12x^3-9x^2-4x+3 in factored form

Respuesta :

ghanami ghanami

26-03-2020

Answer:

12x^3-9x²- 4x+3 =(4x-3)(√3x-1) (√3x+1)

Step-bystep explanation:

hello :

12x^3-9x²- 4x+3 = 3x²(4x-3)-(4x-3) = (4x-3)(3x²-1)

but : 3x²-1 = ( √3x)²-1² = (√3x-1) (√3x+1) by identity : a²-b²=(a-b)(a+b)

12x^3-9x²- 4x+3 =(4x-3)(√3x-1) (√3x+1)

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