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## Main Question or Discussion Point

What is the antiderivative of tanx/sec^99x?

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What is the antiderivative of tanx/sec^99x?

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1/sec(x) = cos(x)

tan(x)/sec^99(x) =...?

A simple u-sub should pop right out once you simplify this.

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benorin

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Make the substitution [tex]u=\sec x[/tex]

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