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Mathematics
Problem
If the quadratic equation
a
x
2
+
b
x
+
6
=
0
ax^2 + bx + 6 = 0
a
x
2
+
b
x
+
6
=
0
does not have two distinct real roots, then the least value of
2
a
+
b
2a + b
2
a
+
b
is. (A) 2 (B) -3 (C) -6 (D) 1
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