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OpenStudy (anonymous):
Find the exact solutions to each equation for the interval 0
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OpenStudy (anonymous):
Divide each side by sin x
OpenStudy (anonymous):
so its cos x=0?
OpenStudy (anonymous):
no cosx=1
OpenStudy (anonymous):
which means that x=0 or 2*pi right?
OpenStudy (anonymous):
wow.... 0<x<2pi... no = if that is the case => no solution
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OpenStudy (anonymous):
the problem states that x is greater than or equal to 0. so i would assume its 0. i just couldnt add in the equal to symbol
OpenStudy (anonymous):
next time type: >= or <= everybody will understand :) if <= then 2 solutions: 0 and 2pi
OpenStudy (anonymous):
okay thanks for the tip and answer
OpenStudy (anonymous):
welcome!
myininaya (myininaya):
sinxcosx=sinx sinxcosx-sinx=0 sinx(cosx-1)=0 sinx=0 cosx-1=0 sinx=0 cosx=1 x=0 x=0 x=pi x=2pi x=2pi
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myininaya (myininaya):
you guys missed a solution
OpenStudy (anonymous):
isnt it just 0 and 2pi?
myininaya (myininaya):
and pi
OpenStudy (anonymous):
oh, alright thanks, would have missed that
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