Arccos

cooldude

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Oct 9, 2011
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How to find first five positive values of the inverse circular relations:

arccos 0.9
arccos (-0.2)
 
How to find first five positive values of the inverse circular relations:

arccos 0.9
arccos (-0.2)

Using calculator!

and

Using the relationship:

cos(Θ) = cos(2π ± Θ)

Please share your work with us, indicating exactly where you are stuck - so that we may know where to begin to help you.
 
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