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Prove that: (tan A)/(1-cotA)+ (cotA)/(...

Prove that:
`(tan A)/(1-cotA)+ (cotA)/(1-tan A)= 1/ (sinA cosA)+1`.

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MODERN PUBLICATION-TRIGNOMETRY-EXERCISE
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  2. A wire 121 cm long is bent so as to lie along the arc of a circle of 9...

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  3. Prove that: (tan A)/(1-cotA)+ (cotA)/(1-tan A)= 1/ (sinA cosA)+1.

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  4. Prove that (tan^2 theta)/(tan^2 theta-1)+(cosec^2 theta)/ (sec^2 theta...

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  5. Prove that: (tanA+secA-1)/(tan A -secA +1)= secA+tanA.

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  8. Given, sin x =-3/7 and x belongs to the third quadrant, obtain the va...

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  11. If tan theta =p/q, show that : (p sin theta-q cos theta)/(p sin thet...

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  12. If sin x + sin^2 x = 1, show that : cos^4 x+ cos^2 x=1.

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  13. If sin x + cos x =sqrt2 cos x, show that : sqrt2 sin x =cos x- sin x.

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  14. If a cos theta-b sintheta=c, then find the value of a sin theta+b cos...

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  18. Prove that cos A cos 2A cos 4A cos 8A= (sin 16A)/(16 sin A).

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  19. If alpha and beta are two real numbers such that alpha- beta ne 2 n pi...

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  20. If alpha and beta are two real numbers satisfying the equation a cos x...

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