beginning of content:
SAT Subject Test
If is a factor of
, then
Select an Answer
Correct Answer:
Yes
Correct Answer:
No
Correct Answer:
No
Correct Answer:
No
Correct Answer:
No
View Correct Answer
The correct answer is A.
By the Factor Theorem, is a factor of
only when
is a root of
that is,
, which simplifies to
. Therefore,
.
Alternatively, one can perform the division of by
and then find a value for
so that the remainder of the division is
.
Since the remainder is , the value of
must satisfy
. Therefore,
.
Question Difficulty:
easy