dreamchaserrnic dreamchaserrnic

23-01-2018
Mathematics

contestada

What is the factorization of the trinomial below?
-2x^3 - 10x^2 - 12x

A. -2x(x + 3)(x - 2)
B. 2x(x2 + 3)(x + 2)
C. -2x(x + 3)(x + 2)
D. -2x(x - 3)(x + 2)

Respuesta :

mathstudent55 mathstudent55

23-01-2018

Every term has -2x in it, so factor -2x out first.

[tex] -2x^3 - 10x^2 - 12x = [/tex]

[tex] = -2x(x^2 + 5x + 6) [/tex]

Now you need two numbers that multiply to 6 and add to 5.
They are 3 and 2.

[tex] = -2x(x + 3)(x + 2) [/tex]

Answer Link

Acassells Acassells

27-09-2021

Answer:

A

Step-by-step explanation:

Just did it on ap3x

Answer Link

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