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0 votes
5.0k views
in Complex number and Quadratic equations by (52.7k points)

If 0 < c < b < a and the roots α,β of the equation cx2 + bx + a = 0 are imaginary, then 

(a)  |α| + |β|\2 = |α||β|

(b)  1/ |α|  = 1/|β|

(c)  1 |α| +  1/|β| < 2

(D) None of these 

1 Answer

+1 vote
by (46.6k points)
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Best answer

Correct option  (A), (B), (C)

Since roots are imaginary, so, discriminant < 0.

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