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Mathematics
Mathematics
Problem
Determine all real values of
k
k
k
for which the quadratic equation
x
2
+
4
x
+
(
k
2
−
5
k
+
6
)
=
0
x^2 + 4x + (k^2 - 5k + 6) = 0
x
2
+
4
x
+
(
k
2
−
5
k
+
6
)
=
0
has equal roots.
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