livelaughyolo
how do i evaluate sec(x)tan^2(x)+sec(x)?



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Mimi_x3
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define: evaluate
solve it or simplfy?

livelaughyolo
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simplify

livelaughyolo
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i changed everything into cos but im not sure what to do after that

Mimi_x3
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well you know that sec^2x  1 =tan^2x

Mimi_x3
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then expand it with secx

livelaughyolo
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oh okay thanks so much :)

Mimi_x3
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np..if you have any problems feel free to ask me :)