Question

Multiply the polynomials.

(x + 3)(3x2 + 8x + 9)

Ο Α. 3x3 + 17x2 + 33x + 27
O Β. 3x3 + 17x2 – 15x + 27
Ο C. 3x2 + x2 + 33x+ 27
Ο D. 3x3 + 17x2 + 33x - 27
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Answer 1

The answer to your question is: letter A

Explanation:

(x + 3) (3x² + 8x + 9) = 3x³ + 8x² + 9x + 9x² + 24x + 27

= 3x³ + 17x² + 33x + 27 Simplify like terms

Α. 3x3 + 17x2 + 33x + 27

Β. 3x3 + 17x2 – 15x + 27

C. 3x2 + x2 + 33x+ 27

D. 3x3 + 17x2 + 33x - 27

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