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Mathematics
Problem
For what value(s) of the parameter
k
k
k
does the quadratic equation
k
x
2
+
6
x
+
(
k
+
8
)
=
0
kx^2 + 6x + (k + 8) = 0
k
x
2
+
6
x
+
(
k
+
8
)
=
0
have exactly one real, double root?
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