Simplify equation 1+tan^2x/secx

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1 Answer

sekant(x)=1/kosine, so 1/sekant=kosine(x)

so yu hav kosine(x)*[1+tan^2(x)]

but, 1+tan^2=sekant^2=1/kosine^2

so yu hav kosine/kosine^2

=1/kosine

=sekant
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