Home » Aptitude » Elementary Algebra

The degree f polynomial p(x) = x 3 + 1 + 2x = 6x + 1/x is?

Correct Answer: 4

Explanation:

x3 + 1 + 2x =6x + 1/x
x3 + 1 + 2x = (6x2 + 1)/x
(x3 + 1 + 2x)x = 6x2 + 1
x4 - 4x2 - 6x2 -1 =0
x4 - 4x2 + x - 1 =0
Degree of polynomial is highest exponent degree term i.e.,4.


Next Question→

Discussion & Comments

No comments yet. Be the first to comment!
Join Discussion