After 7 hours the studios will cost the same
We can compare the two data by their mean
Neighbourhood Q =

Neighbourhood S =

Neighbourhood Q has larger mean than Neighbourhood S so it appears Neighbourhood Q has larger family size.
Answer: x = ±√145
Step-by-step explanation:
√(17 + x) × √(17 - x) = 12
√(17 + x) (17 - x) = 12
Squaring both sides,
(√(17 + x) (17 - x))^2 = 12^2
(17 + x) (17 - x) = 144
17(17 - x) + x(17 - x) = 144
289 - 17x + 17x - x^2 = 144
x^2 = 289 - 144
x^2 = 145
x = ±√145
Answer:c
Step-by-step explanation:
Answer:
y < 1
Step-by-step explanation:
graphing with inequality