Question
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Answer
Solution
To determine whether
is a factor of the polynomial
, we can use the Factor Theorem. The Factor Theorem states that
is a factor of a polynomial
if and only if
.
Let’s apply this theorem step by step:
-
Identify
:
Here,because we are checking if is a factor. -
Evaluate
:
Substituteinto the polynomial: -
Calculate each term:
-
-
- Plugging these into the equation:
-
-
Conclusion:
Since, by the Factor Theorem, is indeed a factor of the polynomial .
Final Answer:
Yes, is a factor because substituting
into the polynomial yields zero.
Yes,
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Extra Insights
To check if
is a factor of
, we can use the Factor Theorem. According to this theorem,
is a factor if substituting
into the polynomial yields zero.
So, let’s calculate:
Calculating each term:
Since the result is zero, we conclude that
is indeed a factor of the polynomial
!
Now, grab a sandwich and enjoy factoring that polynomial further!