Question: Exercises 1-4, name the trigonometric function that is equivalent to the expression. 1. cos x / sin x 2. 1 / cos x 3. sin(

Exercises 1-4, name the trigonometric function that is equivalent to the expression.
1. cos x / sin x
2. 1 / cos x
3. sin(π / 2 - x)
4. √cot2 x + 1

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