X < = 1 or x > 8
closed circle on 1, shaded to the left
open circle on 8, shaded to the right
Answer:
13.448, rounded off: 13.5 ft
Step-by-step explanation:

Where r = radius, C = circumference.
= 13.5 ft
Answer:
2 additional premium channels
Step-by-step explanation:
Using the given function, we substitute c(x) = 114 and solve for x:
114 =90 + 12x
Subtract 90 from both sides:
24=12x
Divide both sides by 12:
2=x
So you have ordered 2 additional premium channels.
(-1.0) (-4,-1) (-1,-5) hopefully this helps (x,y)