Angel1107
05.04.2020 •
Mathematics
Quinn returned home one summer's day to find it sweat-inducingly hot! He turned the air conditioner on and fell asleep. The room's temperature decreased by
0.5∘0.5^\circ
0.5
∘
0, point, 5, degrees
Celsius each minute, and Quinn woke up
6060
60
60
minutes later when it was
10∘10^\circ
10
∘
10, degrees
Celsius.
Graph the relationship between the room's temperature (in degrees Celsius) and time (in minutes).
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Ответ:
4(30)
Now, we know that any number above thirty turns into $5 an hour, so:
4(30) + 5(h - 30)
h represents hours, but because he only gets 5 an hour for his work above 30 hours, we must subtract five from the sentence.
So the function:
f(h) = 4(30) + 5(h - 30)
Or, simpler:
f(h) = 5h - 30