Flag Algebra> Let f(x) = x 2 + ax + b, where a, b R. If...
question mark

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
anser 1 Answers
Phani

Last Activity: 9 Years ago

(b) imaginary
for f(x)=0
as roots r imaginary a2
f(x)+f1(x)+f11(x)=0
here discrimiant will be negative (a2-4b-2a-4)

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