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Mathematics 8 Online
RhondaSommer (rhondasommer):

@jim_thompson5910

RhondaSommer (rhondasommer):

Is it c?

jimthompson5910 (jim_thompson5910):

yep the cosine graph is periodic

jimthompson5910 (jim_thompson5910):

the parabola looks like it repeats itself, but it doesn't repeat itself an infinite number of times like sine or cosine does

RhondaSommer (rhondasommer):

okay :)

RhondaSommer (rhondasommer):

i have another

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