Greetings!
Yes, the degree on a monomial can be negative:
Example:

This is equal to:

Hope this helps.
-Benjamin
Answer:
9 inches
Step-by-step explanation:
Commutative property of multiplication is shown above. This is because no matter how you put them, the answer will still be 140.
Answer:
(x - 9)(x + 4)
Step-by-step explanation:
x^2−5x−36
As you know, -36 = -9 * 4 and (-9) + 4 = -5
so Factor
= (x - 9)(x + 4)