The vertex of the graph is (-2,1)
Answer: The phone company Splint has a monthly cellular plan where a customer pays a flat monthly fee and then a certain amount of money per minute used on the phone. If a customer uses 320 minutes, the monthly cost will be $132. If the customer uses 520 minutes, the monthly cost will be $202.
Step-by-step explanation:
Answer:
The first one, 10 15 20
45 -5 -35
55 25 -15
Step-by-step explanation:
Answer:
(3,0) reflection on x axis (3,0)
(3,0) reflection on y axis (-3,0)
7x²-2=0
add 2 to both sides
7x²=2
divide by 7 both sides
sqrt both sides
so the possible values of x are