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Polynomials
medium
0:00.0
For the quadratic
x
2
−
9
x
+
8
x^2 - 9x + 8
x
2
−
9
x
+
8
, what is the sum of its roots?
A
8
8
8
B
9
9
9
C
72
72
72
D
−
9
-9
−
9
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