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Mathematics 10 Online
OpenStudy (anonymous):

tanA+sqart3=0,sinA-1/2=0,cosA+squrt3/2,secA-1=0 . which one does not have solution in qurdrant 2 ?

OpenStudy (anonymous):

i know i have to use the cast rule but still confused

OpenStudy (michele_laino):

first equation: \[\tan A = - \sqrt 3 \] we have the subsequent drawing: |dw:1434998122110:dw|

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