Answer:-a^2-a+12
Step-by-step explanation:
(-a+3)(a+4)
Clear brackets
-a^2-4a+3a+12
Add like terms
-a^2-a+12
Answer:
ist the question
Step-by-step explanation:
write question first
Given:

To find the degree of the polynomial:
The degree of the given polynomial is, 2+3=5
So, the given polynomial is a fifth-degree polynomial.
Thus, the answer is a fifth-degree polynomial.