Question

If a, b, c, d ∈ R, then the equation (x² + ax – 3b) (x² – cx + 3b) (x² – dx + 2b) = 0 has

a. 6 real roots

b. at least 2 real roots

c. 4 real roots

d. 3 real roots

Answer 1

Correct option is b. at least 2 real roots