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Mathematics 12 Online
OpenStudy (anonymous):

What is the minimum value of the function: \[y=3\cos 2Pix\]

OpenStudy (anonymous):

minimum value of cosine is -1 minimum value of 3 times cosine is -3

OpenStudy (anonymous):

@satellite73 @Hero

OpenStudy (anonymous):

got ya, so if the problem did not have a 3, it would be -1? But since it is a 3 there, it is -3?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

got it. thanks!

OpenStudy (anonymous):

yw

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