Question

x² + (a - b) x + (1 - a - b) = 0, a, b belongs to R. Find the condition on'a' for which
(i) Both roots of the equation are real and unequal for all b belong to R.
(ii) Roots are imaginary for all b belong to R​

Answer 1

Answer:

Both roots of the equation are real and unequal for all b belong to R.