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Mathematics
Problem
Consider the quadratic equation
m
x
2
+
2
x
+
n
=
0
mx^{2} + 2x + n = 0
m
x
2
+
2
x
+
n
=
0
, where
m
≠
0
m \ne 0
m
=
0
. Which one of the following ordered pairs
(
m
,
n
)
(m, n)
(
m
,
n
)
results in the equation having no real roots? a)
(
0.5
,
2
)
(0.5,\,2)
(
0.5
,
2
)
b)
(
−
1
,
0.6
)
(-1,\,0.6)
(
−
1
,
0.6
)
c)
(
2
,
0.6
)
(2,\,0.6)
(
2
,
0.6
)
d)
(
3
,
0.3
)
(3,\,0.3)
(
3
,
0.3
)
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