Saturday
April 19, 2014

Homework Help: pre-cal/trig

Posted by aa on Tuesday, March 4, 2008 at 7:44pm.

PlEASE hlep me with this!! I need it as soon as possible.......
cos(x-(pi/4))+sin(x-(pi/4))=1
Find the answer from 0 to 2pi.
When I slove this, I got
cosx+sinx=(1/ square root of 2).
then I don't know what to do the rest. Please help me.

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