Respuesta :

caylus
Hello,

2x^3+14x^2+6x+42=2x^2(x+7)+6(x+7)
=(x+7)(2x²+6)
=2(x+7)(x²+3)  in IR.

or In C  2(x+7)(x-i√3)(x+i√3)

Answer:

2[(x2 + 3)(x + 7)]

Step-by-step explanation:

I got right in my exam.

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