Express the trigonometric ratios sin A, sec A and tan A in terms of cot A - Maths - Introduction to Trigonometry

Question

Express the trigonometric ratios sin A, sec A and tan A in terms
of cot A

Gopal Mohanty · Accepted Answer

We know that,

will always be positive as we are adding two positive quantities Therefore,

We know that,

However,

Therefore,

Also,

Express the trigonometric ratios sin A, sec A and tan A in terms of cot A.