solve algebraically over 0 and 2pi. then give general solution(adsbygoogle = window.adsbygoogle || []).push({});

tan^2 x + 6tanx - 7

so i factored it and got

(tanx +7)(tanx - 1)

tanx = -7, 1

then do you reject the -7? why? i graphed it and only saw the two solutions from tanx = 1

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# Trig equation

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