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Mathematics
Mathematics
Problem
2. Find the values of
k
k
k
for each of the following quadratic equations, so that they have two equal roots. (i)
2
x
2
+
k
x
+
3
=
0
2 x^{2}+k x+3=0
2
x
2
+
k
x
+
3
=
0
(ii)
k
x
(
x
−
2
)
+
6
=
0
k x(x-2)+6=0
k
x
(
x
−
2
)
+
6
=
0
(i)
2
x
2
+
k
x
+
3
=
0
2 x^{2}+k x+3=0
2
x
2
+
k
x
+
3
=
0
(ii)
k
x
(
x
−
2
)
+
6
=
0
k x(x-2)+6=0
k
x
(
x
−
2
)
+
6
=
0
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