document.write( "Question 813595: Can you tell me if I did this right?
\n" ); document.write( "Solve each composition and tell whether it is an angle or a ratio:
\n" ); document.write( "1. cos(tan^-1(5/12) I got: .923 and that it is a ratio
\n" ); document.write( "2. sin^-1(cos(Pi)) I got it is an angle and it doesn't exist.
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Algebra.Com's Answer #489805 by Alan3354(69443)\"\" \"About 
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