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Mathematics 10 Online
OpenStudy (anonymous):

Use a calculator to evaluate sec 85°.

OpenStudy (kirbykirby):

\(\sec x=1/\cos x\)

OpenStudy (sweetburger):

step 1. Do you have a calculator. step 2. is it in degree mode.

OpenStudy (anonymous):

i haven't used a calculator since 2004 http://www.wolframalpha.com/input/?i=sec%2885%29

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