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Mathematics 9 Online
OpenStudy (anonymous):

Evaluate, arcsec(-√2). Thanks.

OpenStudy (anonymous):

so do you know the arccos of (1/sqrt2)?

OpenStudy (anonymous):

no..

OpenStudy (anonymous):

are you using radians or degrees?

OpenStudy (anonymous):

radians

OpenStudy (anonymous):

ok do you know the cos(pi/4)?

OpenStudy (anonymous):

√2/2

OpenStudy (anonymous):

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