Answer:the answer c
Step-by-step explanation:
When it doesn’t look like a U anymore and is upside down
Looking at an equation than when x is negative
Not sure what that means
I guess it must be
-8x^2 + 3xy + (-9x) + (-3)
and
2ab + (-5ab^2) + (-9a^2b)
That is the lowest unlest you want it in decimal form -0.390805