8
QuizMultiple Choice

Factoring Trinomials: a = 1

Question 8 • Common Core Algebra I B-IC

What is the factored form of the polynomial?x2 − 12x + 27?

Answer
A
(x + 4)(x + 3)
B
(x − 4)(x + 3)
C
(x + 9)(x + 3)
D
(x − 9)(x − 3)

Explanation

To factor x² − 12x + 27, find two numbers whose product is 27 and whose sum is −12. Those numbers are −9 and −3, so the polynomial factors as (x − 9)(x − 3). This is choice D.

AI-written and checked against the verified answer.

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