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Mathematics 10 Online
OpenStudy (anonymous):

Can you help me solve this

OpenStudy (anonymous):

find local max and min of f(n) = sin^4 + cos^4

OpenStudy (experimentx):

i don't see variable part.

OpenStudy (anonymous):

\[f(n) = \sin^4x + \cos^4x\]

OpenStudy (experimentx):

the left hand side says that it must be function of n, you should have n at right hand side too

OpenStudy (anonymous):

okay sorry i forgot about that

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