Asked by Dana

If the angle is between 0 degrees and 90 degrees what is cos of tan 7/8?

=.753
Answered by Reiny
if you meant
cos (tan^-1 (7/8)) , yes you are correct to 3 decimal places.
Answered by Dana
nope its not tan^-1. I need to find cos using what I have which is tan 7/8
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