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Mathematics
Problem
x
2
+
k
x
−
14
=
0
x^2+kx-14=0
x
2
+
k
x
−
14
=
0
In the equation above,
k
k
k
is a constant. The equation has solutions at 7 and
−
2
-2
−
2
. What is the value of
k
k
k
? A.
−
9
-9
−
9
B.
−
5
-5
−
5
C. 5 D. 9
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