`(tan(x)cot(x))/cos(x) = sec(x)` Verfiy the identity.

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Chapter 5, 5.2 - Problem 35 - Precalculus (3rd Edition, Ron Larson).
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mathace | (Level 3) Assistant Educator

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Verify the identity: `[tan(x)cot(x)]/cos(x)=sec(x)`

Simplify the numerator on the left side of the equation. Since tan(x) and cot(x) are reciprocals their product is 1.


Simplify the left side of the equation using the reciprocal identity 1/cos(x)=sec(x).


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