Let f(x) = x
2
+ ax + b, where a, b R. If f(x) = 0 has all its
roots imaginary, then the roots of f(x) + f' (x) + f (x) = 0 are
(a) Real and distinct
(b) Imaginary
(c) Equal
(d) Rational and equal

noogler , 10 Years ago

Grade 12th pass