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2 answers:
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This is in the form of 
.
Amplitude is equal to
Period is equal to
Phase Shift is equal to
Plug in the values:
Amplitude:
Period:
Phase Shift:
Amplitude is equal to
Period is equal to
Phase Shift is equal to
Plug in the values:
Amplitude:
Period:
Phase Shift:
Answer: V≈ 452.39
Step-by-step explanation:
First you have to plug in the values into the equation x h. That would mean, pi 6^2x4. Do the math and you get around 452