Asked by Kristi
9tan (x) - 9 sec^2 (x)/ tan (x)
Answers
Answered by
Steve
there's no equation
the expression is equivalent to
(9tan^2-9sec^2)/tan
and since sec^2-tan^2=1, that's just
-9/tan
the expression is equivalent to
(9tan^2-9sec^2)/tan
and since sec^2-tan^2=1, that's just
-9/tan
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