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OpenStudy (ksaimouli):
evaluate the following without calculator tan(7pi/6)
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OpenStudy (shubhamsrg):
note that tan(pi +x) = tan x try now..
OpenStudy (anonymous):
You need to think of the unit circle. So 7pi/6 is in the tan quadrant making the answer positive and you just need to find tan of pi/6 using the 30 60 90 triangle so I think the answer is 1/sqrt(3) one second I am going to double check
OpenStudy (anonymous):
Yeah I was right do you understand how I did that?
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