engineering recuitment BARC Stipendiary Trainee Category II 2023 Mock Test Quantitative Aptitude Algebra Polynomials
If p(x) Contains a common multiple and of degree 6 of the polynomials f(x) = x3 + x2 - x - 1 and g(x) = x3 - x2 + x - 1 then which one of the following is correct?
1
p(x) = (x - 1)2 (x + 1)2 (x2 + 1)
2
p(x) = (x - 1) (x + 1) (x2 + 1)
3
p(x) = (x -1) (x + 1) (x2 - 1)
4
p(x) = (x - 1)2 (x + 1)