Polynomial Functions and Complex Zeros
AP Precalculus · Flashcards
AP PRECALCULUS · FLASHCARDS
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QUESTION
Determine the degree of
3
x
4
+
2
x
2
−
7
3x^4 + 2x^2 - 7
3
x
4
+
2
x
2
−
7
.
QUESTION
Find the zeros of
x
2
−
9
x^2 - 9
x
2
−
9
.
QUESTION
What is the complex conjugate of
7
−
5
i
7 - 5i
7
−
5
i
?
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ANSWER
7
+
5
i
7 + 5i
7
+
5
i
. Change the sign of the imaginary part.
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