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Mathematics
Mathematics
Problem
Consider the quadratic equations: I.
x
2
+
4
x
+
5
=
0
x^2 + 4x + 5 = 0
x
2
+
4
x
+
5
=
0
II.
3
x
2
−
12
x
+
12
=
0
3x^2 - 12x + 12 = 0
3
x
2
−
12
x
+
12
=
0
III.
2
x
2
−
5
x
+
2
=
0
2x^2 - 5x + 2 = 0
2
x
2
−
5
x
+
2
=
0
Which option correctly states the number of distinct real roots of I, II and III respectively? a)
0
,
2
,
1
0,\,2,\,1
0
,
2
,
1
b)
0
,
1
,
2
0,\,1,\,2
0
,
1
,
2
c)
2
,
1
,
2
2,\,1,\,2
2
,
1
,
2
d)
1
,
0
,
2
1,\,0,\,2
1
,
0
,
2
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