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Which of these equations has no real roots? | StemPy Lab
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Which of these equations has no real roots?
Mathematics
Easy
High School (9–10)
General
Algebra › Quadratic Equations
Created by
StemPy Lab
Which of these equations has no real roots?
x
2
+
x
+
1
=
0
x^2 + x + 1 = 0
x
2
+
x
+
1
=
0
x
2
−
4
=
0
x^2 - 4 = 0
x
2
−
4
=
0
x
2
−
2
x
+
1
=
0
x^2 - 2x + 1 = 0
x
2
−
2
x
+
1
=
0
x
2
+
3
x
+
1
=
0
x^2 + 3x + 1 = 0
x
2
+
3
x
+
1
=
0
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