Answer:
option 2 : 
Step-by-step explanation:
Given P(x) = R(x) - C(x)



![[arranging \ terms]](https://tex.z-dn.net/?f=%5Barranging%20%5C%20terms%5D)

The First one
As the x-values go to positive infinity, the function’s values go to negative infinity.
Answer:
4
Step-by-step explanation:
To find the area of a rectangle, you multiply adjacent side lengths, so in this case it would be (x + 3)(4x - 7) which expands to 4x^2 + 5x - 21.
Answer:
I will send you a link for desmos, the only way I can show you
Step-by-step explanation:
desmos.com/calculator/sjwbssn5xm
He bought 3 small notebooks (3*7=21) and 3 large notebooks (3*10=30)
21+30=51