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Mathematics 13 Online
OpenStudy (anonymous):

y= arcsin -sqrt3/2

OpenStudy (anonymous):

arccos*

OpenStudy (mathmate):

What is the question?

OpenStudy (anonymous):

i have to find y by drawing a reference triangle

OpenStudy (anonymous):

nvrmd justt figured it out

OpenStudy (mathmate):

Sin(60)|dw:1345244612743:dw|

OpenStudy (anonymous):

now i need y= arccos (-1)

OpenStudy (mathmate):

|dw:1345244683501:dw|

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