SOLUTION: Evaluate a composite trigonometric expression: Find the exact value of COS(SIN raised -1 (-1/2))

Algebra.Com
Question 914177: Evaluate a composite trigonometric expression:
Find the exact value of COS(SIN raised -1 (-1/2))

Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!

since , we have

=
= .........exact result in radians

RELATED QUESTIONS

 Find the exact value of the expression: sin(sin^-1 (1) + cos^-1... (answered by ikleyn)
1-Find the exact value of this expression. sin^-1(-1/2) 2-Find the exact value of this (answered by stanbon)
Find the exact value of the expression. sin(cos^-1 2/3 - tan^-1... (answered by KMST)
Given sin 30°= 1/2, use trigonometric identities to find the exact value of: A: cos 60° (answered by Edwin McCravy)
I have to find the exact value for this trigonometric expression. Help? :( cos (sin^-1... (answered by fractalier)
Find the exact value: COS raised -1 (-square root 2/2) TAN raised -1... (answered by lwsshak3)
value of an expression. find the exact value of the expression. cos(sin^-1... (answered by ikleyn)
a) write log(x^3 √(x+1)/(x-2)^2, x>2 as a sum and difference logarithms.Express all... (answered by MathLover1,MathTherapy)
how do you find the exact value of the expression cos(sin^-1 1/3 - tan^-1... (answered by lwsshak3)