Evaluate this expression with exact answer (no decimals)

[From: ] [author: ] [Date: 11-08-19] [Hit: ]

......

arcsin(cos11pi/6)

cos11pi/6 = Sqrt3/2

Arcsine of that = pi/3

Jen

-arcSin(1/6) assuming radians, right?

I just pasted your formula into microsoft math, a free download.

cos(11pi/6) = cos(330) = sqrt(3)/2
sin^-1 [sqrt(3)/2] = 60 and 120 degrees
In radians pi/3 and 2pi/3

pi/3

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