Answer to Question #42392 in Calculus for shasha

Question #42392
Find the amplitude of y = 3 sin x.



3



pi divided by three

How can i find the amplitude please
1
Expert's answer
2014-05-14T03:43:05-0400
y=sin(x) has amplitude 1 and a period of 360 deg. Amplitude is the number before the sin function.
If y=a*sin(bx) then the amplitude is |a|. (period in this case is 2pi/|b|).
So, the amplitude of y=3sin(x) is 3.

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