Simplify and select the equivalent expressions — task. Mathematics State Board, Class 10.

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1. \(\frac{5 \ + \ 5\sin α}{\cos α}\) \(=\)

\(5(\sec α + \tan α)\)
\(5(\cos α + \tan α)\)
\(5(\cos α - \cot α)\)

2. \((\sec α + \tan α)( 1 - \sin α)\) \(=\)

\(\cos α\)
\(\sin α\)
\(\tan α\)

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