Answer
$1+\frac{\sin x}{\cos x}$
Work Step by Step
Since $\frac{a+c}{b}=\frac{a}{b}+\frac{c}{b}$, the fraction can be rewritten as $$=\frac{\cos x}{\cos x}+\frac{\sin x}{\cos x}=1+\frac{\sin x}{\cos x}$$
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