4 years ago

Use the grouping method to factor this polynomial completely. 3x3 + 12x2 + 2x + 8

Mathematics

1 answer:

dezoksy [38]4 years ago

3 0

Answer:

(3x^2 + 2)(x + 4).

Step-by-step explanation:

3x3 + 12x2 + 2x + 8

3x^2(x + 4) + 2(x + 4) The x + 4 is common to the 2 groups so we have:

(3x^2 + 2)(x + 4).

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