Step-by-step explanation:
(- 4xy - 2) - 5(xy - 2) - 1
-4xy - 2 - 5xy + 10 - 1
Solving like terms
-9xy + 7
No, the graph fails the vertical line test. In a function, each x value only has one y value. The y value can have more than one x value in a function
1×5 or 5×1 would be a factual of it
To find the sum:

Therefore the answer is a^3+12a^2+14a+5.
Hope it helps!