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if x = 10 sin^3 (pi t) ...find amplitude and frequency

if x = 10 sin^3 (pi t) ...find amplitude and frequency

Grade:12

2 Answers

JAYANT ARORA
37 Points
8 years ago

Amplitude is 10

rahul agrwl
35 Points
8 years ago

so easy guys.... just write sin^3 x in terms of sinx and sin 3x ....

sin 3x = 3 sinx - 4 sin ^3x.......

then the given question becomes combo of 2 shms .....and amplitude is 10 /4....just wanna check  u guys.

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