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OpenStudy (anonymous):
(pi)cos(x)-(2x)cosx-2sinx=0 Solve for x please!
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OpenStudy (anonymous):
first collect the similar terms such as cosx
OpenStudy (anonymous):
means take the cosx as prim term
OpenStudy (anonymous):
got it, next step after that?
OpenStudy (anonymous):
rearrange the equation as cosx(pi-2x)=2sinx
OpenStudy (anonymous):
ok! now should I divide by cos to make tanx on the other side or no?
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OpenStudy (anonymous):
right
OpenStudy (anonymous):
so now I have pi-2x=2tanx this is where I am stuck, what is the next step after this?
OpenStudy (anonymous):
me too stuck :D
OpenStudy (anonymous):
LOL
OpenStudy (anonymous):
well, thanks for the help up to this point at least :)
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