Answer:
second choice
Step-by-step explanation:





Let x = 5:



Since using x = 5 gives the square root of a negative number, 5 is not in the domain of the composition of the functions.
Answer: second choice
Answer:
It would be D
Step-by-step explanation:
If you do the problem backward and apply the discount and taxes to 20$, then you get 18.70
Answer:
its domain
Step-by-step explanation:
Answer:
y = 2x+2
Step-by-step explanation:
y = mx+b
m = slope = 2
b = y-intercept = 2