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Calculus1 10 Online
OpenStudy (anonymous):

explain why the equation cox=x has at least one solution.

zepdrix (zepdrix):

cox???

OpenStudy (anonymous):

sorry,sorry. its cos x

zepdrix (zepdrix):

oh lol ^^

zepdrix (zepdrix):

Hmm do you remember what the graph for cosine looks like?

OpenStudy (anonymous):

somewhat

OpenStudy (baldymcgee6):

I'm pretty sure cos(x) = x only has one solution

OpenStudy (baldymcgee6):

http://screencast.com/t/sLkE6Ylvzpk

zepdrix (zepdrix):

|dw:1351373928927:dw| This is kind of the idea rose :D At this particular point, the x value and the cosx value are the same.

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