1.

If x1, x2 are real roots of ax2 x + a = 0. Then, find the set of all values of parameter a for which |x1 x1| < 1?

A. (1 5a)/ a<sup>2</sup> &lt; 0
B. (1 5a)/ a<sup>2</sup> = 0
C. (1 5a)/ a<sup>2</sup> &gt; 0
D. (1 5a)/ a &lt; 0
Answer» B. (1 5a)/ a<sup>2</sup> = 0


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