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Mathematics 20 Online
OpenStudy (anonymous):

Find the domain, period, range, and amplitude of the cosine function. y = -6cos4x

OpenStudy (anonymous):

OpenStudy (anonymous):

i know its not a or c

OpenStudy (anonymous):

its B

OpenStudy (anonymous):

thanks but are you sure?

OpenStudy (anonymous):

@jim_thompson5910

OpenStudy (anonymous):

YEs its B

OpenStudy (anonymous):

thanks :)

OpenStudy (anonymous):

The question you asked is from my paper

OpenStudy (anonymous):

great thank you very much!

OpenStudy (anonymous):

hey maybe my next question you can help me with too?

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