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Mathematics 7 Online
OpenStudy (anonymous):

Find the period and amplitude of the function

OpenStudy (anonymous):

y=-5 cos 6x

OpenStudy (anonymous):

@is3535

OpenStudy (anonymous):

im thinking its 1/3 pi, the amplitude being 5

OpenStudy (anonymous):

@perl

OpenStudy (anonymous):

@Nnesha

OpenStudy (perl):

the period is 2pi / b , where b comes from y = a cos(bx)

OpenStudy (perl):

so you are correct

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