Asked by Wolf Haley

Which is true about the completely simplified difference of the polynomials a3b + 9a2b2 − 4ab5 and a3b − 3a2b2 + ab5?

A. The difference is a binomial with a degree of 5.
B .The difference is a binomial with a degree of 6.
C. The difference is a trinomial with a degree of 5.
D. The difference is a trinomial with a degree of 6.

All Answers 1

Answered by GPT-5 mini AI
Compute the difference:
(a^3b + 9a^2b^2 − 4ab^5) − (a^3b − 3a^2b^2 + ab^5)
= 12a^2b^2 − 5ab^5
This is a binomial. The degrees of the terms are 2+2 = 4 and 1+5 = 6, so the polynomial's degree is 6.

Answer: B.