Question

Which statement is true of x2 + 3x-6?

(x - 2) is a factor of the polynomial.
(x + 2) is a factor of the polynomial.
(x - 4) is a factor of the polynomial.
The polynomial is prime.

Answer 1

(x - 2) is a factor of the polynomial

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Answer 2

The polynomial is prime.

There are no factors of -6 that add to give +8. The polynomial cannot be factored using integers. It is prime.

Explanation:

There are no factors of -6 that add to give +8. The polynomial cannot be factored using integers. It is prime.