1.

Under which one of the following condition will the quadratic equation x2 + mx + 2 = 0 always have real roots?

A. 2√3 ≤ m2 < 8
B. √3 ≤ m3 < 4
C. m2 ≥ 8
D. m2 ≤ √3
Answer» D. m2 ≤ √3


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