engineering recuitment BARC Stipendiary Trainee Category II 2023 Mock Test Mathematics Binomial Theorem Binomial Expansion
Which of the following is a binomial in one variable of degree 5?
1
(x5 - 1)2 - (x5 + 1)2 + 5x5
2
(x5 + 1)2 + (x5 - 1)2
3
(x5 + 1)2 + (x5 - 1)2 -2(x10 - x5)
4
(x5 - 1) (x5 + 1)