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Trigonometric Ratio(sin,cos,tan)

cosec a + cot...

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cosec a + cot a =3 find cos a

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\frac{cot A + c o s e c A - 1}{cot A - c o s e c A + 1} = \frac{1 + cos A}{cos A}

c o s e c A (1 + c o s A) (c o s e c A - c o t A) = 1

\frac{\cot A - \cos A}{\cot A + \cos A} = \frac{cosec A - 1}{cosec A + 1}

3 cos A = 4 sin A

, find the value of :

3 - {cot}^{2} A + c o s e c^{2} A

\sqrt{\frac{1 + \cos A}{1 - \cos A}} = ?

(a) (cosec A − cot A)
(b) (cosec A + cot A)
(c) cosec A cot A
(d) None of these

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