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nasty-shy [4]
3 years ago
13

For the function given, state the middle line: ƒ(t) = 3 cos(π t − 1).

Mathematics
1 answer:
kozerog [31]3 years ago
8 0
Cos (πt - 1) oscilates periodically between -1 and +1.

3Cos (πt - 1) oscilates periodically between -3 and +3.

The x-axis is the middle line. The equation of the x-axis is y = 0.

So the, the middle line is y=0.
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