not sure how to input tan-1 instead of tan?

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not sure how to input tan-1 instead of tan?

Guest Mar 28, 2015

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Best Answer

+23254

+5

Press (2nd) then (atan) then enter the value ...

geno3141 Mar 28, 2015

1⁺⁰ Answers

+23254

+5

Best Answer

Press (2nd) then (atan) then enter the value ...

geno3141 Mar 28, 2015

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