SOLUTION: Trigonometry Find the exact value of: inverse cosine(0) inverse cosine(cos 4pie/3) Simplify cos x/sin x *(tan x + cos x) Simplify (sinx squared - 1)*(tanx squared - 1

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Question 1129936: Trigonometry
Find the exact value of:
inverse cosine(0)
inverse cosine(cos 4pie/3)

Simplify cos x/sin x *(tan x + cos x)
Simplify (sinx squared - 1)*(tanx squared - 1)

Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
No problems with pie, unless it's a pie chart.
Use the Greek letter pi.

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