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OpenStudy (anonymous):
find the solution set of the equation tan^2 x- tan x = 0 using the interval of 0< x<2 pi. A) pi/4 and 5pi/4 B) pi/4 and 7pi/4 C) pi/4 D) pi/4 and 3pi/4
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OpenStudy (anonymous):
1) trivial solution tanx=0 x=Pi tanx(tanx-1)=0 from here tanx-1=0 we have tanx=1 x=Pi/4 ot x=5Pi/4
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