Posted by **Alex** on Sunday, March 15, 2009 at 10:26pm.

1. Write the algebraic expression which shows Cos((ArcSin(4/X)),

2. Angle If Csc(-Θ)=15/4?

2. - what quadrant is it in, find the sin(-Θ), Sin(Θ), Tan(90deg-Θ), Tan(Θ), csc(Θ), Sec(-Θ+360deg), Thanks

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