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myininaya Group TitleBest ResponseYou've already chosen the best response.1
You to find when f'=0
 6 months ago

Luigi0210 Group TitleBest ResponseYou've already chosen the best response.3
Oh, alright, seems simple enough, thanks!
 6 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
Did you ever find f'?
 6 months ago

Luigi0210 Group TitleBest ResponseYou've already chosen the best response.3
It would be \[\LARGE f'(x)=2cosx+2sinxcosx\] right?
 6 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
right now set that =0 and solve for x
 6 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
\[2\cos(x)(1+\sin(x))=0\]
 6 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
Solve both equations: cos(x)=0 1+sin(x)=0
 6 months ago

Luigi0210 Group TitleBest ResponseYou've already chosen the best response.3
And that'll give me x, to plug in and find y right?
 6 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
yep once you get x here make sure you plug into f(x) to get the corresponding y for each x in that domain given.
 6 months ago

Luigi0210 Group TitleBest ResponseYou've already chosen the best response.3
Alright, thanks again myininaya :)
 6 months ago
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