BD Merit - Freelancing, BCS, Bank, Primary, Admission, NTRCA

Discuss Forum

1. $f (x) = x^{3} + a x^{3} + 2 x^{3} = 0$

Answer: Option D

Explanation:

f (x) = x^{3} + a x^{3} + 2 x^{3} = 0 \Rightarrow x^{3} (1 + a + 2) = 0 \Rightarrow a + 3 = 0 ∴ a = - 3

Post your comments here:

Name:

Mobile:

Email:(Optional)

» Your comments will be displayed only after manual approval.