perplexus.info :: Just Math : 16 choices

16 choices (Posted on 2019-01-21)

For a polynomial p(x), the value of p(3) is −2.

Which of the following must be true about p(x)?
A) x−5 is a factor of p(x).
B) x−2 is a factor of p(x).
C) x+2 is a factor of p(x).
D) The remainder when p(x) is divided by x−3 is −2.

Source: SAT

No Solution Yet Submitted by Ady TZIDON

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re(3): Solution PLEASE RECONSIDER.

| Comment 4 of 5 |

(In reply to re(2): Solution PLEASE RECONSIDER. by Jer)

Your wording is the correct answer.

It is possible to show sample polynomes for 8 out of 16 possible subsets of (A,B.C.D).

Choosing ONLY x^2-11 was a poor choice.

Posted by Ady TZIDON on 2019-01-22 10:30:02

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