Answer:
2) Exact
3) Exact
4) Exact
5) Approximation
Step-by-step explanation:
I think it could be B. Point E. i’m sorry if it’s wrong :)
Answer:
= 13
Step-by-step explanation:
When you are subtracting a negative both the subtraction sign and the negative cancel out. This makes it so that you are adding them together.
(r-9)(r+4)
r^2+4r-9r+36
r^2-5r+36