PLEASE PLEASE HELP!!!! WILL GIVE BRAINLIEST!!!!
Factor completely x3 + 6x2 + 8x + 48.
a. (x − 6)(x2 − 8)
b. (x − 6)(x2 + 8)
c. (x + 6)(x2 − 8)
d. (x + 6)(x2 + 8)

Respuesta :

The answer is Option B [tex](x + 6)(x^2 + 8)[/tex]

Step-by-step explanation:

Step 1: Group the given cubic polynomial into two sections.  

So  polynomial can be  grouped as

[tex](x^3 + 6x^2) + (8x + 48)[/tex]

Step 2:Find what's the common in each section.

In section [tex](x^3 + 6x^2)[/tex]  the come term is [tex]x^2[/tex]

In section (8x + 48)  the come term is 8

Step 3:Factor the commonalities out of the two terms.

Factoring out [tex]x^2[/tex] from the first section  [tex](x^3 + 6x^2)[/tex], we get  [tex] x^2(x + 6)[/tex]

Factoring out 8 from the second section(8x + 48) ,  we will get 8(x + 6).

Step 4: Combine the factors together for terms contains the same factor,

Combining we get,[tex]\left(x+6\right)\left(x^2+8\right)[/tex]

[tex]\left(x+6\right)\left(x^2+8\right)[/tex]

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