i think its very hot summers
Answer:
-0.80985201682
Explanation:
Couldn't you have used Google???
A closed circle means the number is included and an open circle means its not.
Answer:
83.3 kHz
Explanation:
The frequency of a waveform is equal to the reciprocal of its period:

where
f is the frequency
T is the period
In this problem, we have

so, the frequency of the waveform is

And by converting into kiloHertz,
