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Mathematics
Mathematics
Problem
For
−
3
≤
k
≤
3
-3\le k\le 3
−
3
≤
k
≤
3
, the quadratic equation
k
x
2
−
(
k
+
1
)
x
+
1
=
0
kx^2-(k+1)x+1=0
k
x
2
−
(
k
+
1
)
x
+
1
=
0
has two distinct real roots. How many integral values of
k
k
k
satisfy this condition? a) 6 b) 4 c) 5 d) 7
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