Algebra 3 Quiz
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POLYNOMIAL & RATIONAL FUNCTIONS
Question 1
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The polynomial
x
3
+
a
x
2
−
7
x
+
b
=
0
x^3+ax^2-7x+b=0
x
3
+
a
x
2
−
7
x
+
b
=
0
has real coefficients and
2
+
i
2+i
2
+
i
is one root. What is
a
+
b
a+b
a
+
b
?
A
-7
B
-1
C
14
D
15
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