Step-by-step explanation:

Answer:
A.
Step-by-step explanation:
I think it makes the most sense sorry if i got it wrong
Answer:
5 is a factor
Step-by-step explanation:
45s–35
45s = 5*9*s
35 = 5*7
45s–35 = 5(9s-7)
Vertical angles i believe is the right answer to this problem
Answer:
(-♾, ♾)
Step-by-step explanation:
A quadratic can accept any real x value. So the domain is All Real Numbers. This in interval notation is
(-♾, ♾)
This is read as negative infinity to positive infinity