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OpenStudy (anonymous):
How to solve trig equation ? \( tan^2=4 \)
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OpenStudy (anonymous):
Do I just \( \sqrt{tan^2} = \sqrt{4}\) \( \sqrt{tan^2} = \sqrt{4}\) \( tan = 2\)
OpenStudy (amoodarya):
you don't forget something ? \[tanx=\pm2\]
OpenStudy (anonymous):
Ok, so I was on the right path
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