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OpenStudy (samsan9):
how to solve the tan 165 using the sum and difference formulas?
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OpenStudy (anonymous):
tan(165) = tan(120+45) *degrees
OpenStudy (samsan9):
ok i got \[-\sqrt{3}+1\]
OpenStudy (samsan9):
\[1+\sqrt{3}(1)\]
OpenStudy (anonymous):
you should have gotten sqrt(3) -2
OpenStudy (samsan9):
is rhat the answer?
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OpenStudy (anonymous):
yes
OpenStudy (samsan9):
so wait do we just use the box method?
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