SOLUTION: Use an Addition or Subtraction Formula to find the exact value of the expression sin(− 11π/12) = Please explain Thanks!

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Question 924578: Use an Addition or Subtraction Formula to find the exact value of the expression
sin(− 11π/12) =
Please explain
Thanks!

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

°
° =>°
so, °
and

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