Simplify and choose the equivalent expressions — task. Maths CBSE Homework Assignments, Class 10.

1. \(\cot A + \tan A\) \(=\)

\(\sec A - \text{cosec}\: A\)
\(\sec A\: \text{cosec}\: A\)
\(\sec A + \text{cosec}\: A\)

2. \(\tan^4 A + \tan^2 A\) \(=\)

\(\tan^4 A + \sec^2 A\)
\(\sec^4 A + \sec^2 A\)
\(\sec^4 A - \sec^2 A\)

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