Answer:
Step 3 they took the square root incorrectly
Step-by-step explanation:
5 ( x-2)^2 +6 = 86
Subtract 6 from each side
5 ( x-2)^2 +6 -6= 86-6
5 ( x-2)^2 = 80
Divide each side by 5
5 ( x-2)^2 /5 = 80/5
(x-2)^2 = 16
Take the square root of each side
sqrt((x-2)^2) = ±sqrt(16)
x-2 = ±4
Answer:
44,081 R 15
Step-by-step explanation:
In order they make 20$/hr, 5$/h, 10$/hr, and 30$/hr. The last one makes the most by far!
Answer: Rounded to the nearest tenth is 5
4.96894409 is the exact answer