(0.300 kW) * (24 h/day) * (30 day) * ($0.07/kWh) = $15.12
Answer:
I'll choose the first one but don't know the right one
Answer:

Step-by-step explanation:
In
,
represents a constant related to the period of the function. Here's how it's related:
, where
is the period of the function.
We're given
, so solving for
:

Answer:
It should be the last one