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Mathematics 15 Online
OpenStudy (anonymous):

Find the amplitude and the period of q(x) = -sin (π/2 x)

OpenStudy (anonymous):

help me with my question?

OpenStudy (jdoe0001):

what's the amplitude of say sin(x)?

OpenStudy (lukecrayonz):

Amplitude is very easy for this question :-)

OpenStudy (lukecrayonz):

Don't get scared by the terms!

OpenStudy (anonymous):

the definition of period is :The smallest positive number p that satisfies f(x+p)=f(x) for every value of x.

OpenStudy (jdoe0001):

http://www.youtube.com/watch?v=kiuV-DAlopE

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