\begin{array}{l}{\text { LHint: Write the expressio }} \\ {\frac{1+\se – InterviewSolution

1.	\begin{array}{l}{\text { LHint: Write the expressio }} \\ {\frac{1+\sec A}{\sec A}=\frac{\sin ^{2} A}{1-\cos A}}\end{array}
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