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tan 22^@ - tan 68^@...

`tan 22^@ - tan 68^@`

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The value of tan 9^(@) - tan 27^(@) - tan 63^(@) + tan 81^(@) is

tan 9^(@) - tan 27^(@) - tan 63^(@) + tan 81^(@) =

tan 203^(@) + tan 22^(@) + tan 203^(@) tan 22^(@) =

tan 75^(@) - tan 30^@ - tan 75^(@) * tan 30^*(@) =

The value of (tan 80^@ - tan 10^(@))/( tan 70^(@))

(tan 23^(@) + tan 22^(@))/(1- tan23^(@) * tan 22^(@))=

tan10^(@) tan 20^(@) tan 30^(@) tan 40^(@) tan 50^(@) tan 60^(@) tan 70^(@) tan 80^(@)=

BEYOND PUBLICATION-TRIGONOMETRY-EXERCISE
  1. cosec 23^@ - sec 67^@

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  2. sec 70^@.sin 20^@ - cos70^@.cosec 20^@

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  3. tan 22^@ - tan 68^@

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  4. If sec 4A = cosec(A - 20^@), where 4A is an acute angle, find the valu...

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  5. Express: sin 67^@ + cos 75^@ in terms of angles between 0^@ and 45^@.

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  6. Express: sec 76^@ + cosec 52^@ in terms of angles between 0^@ and 45^@...

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  7. Express: tan 65^@ + cot 49^@ in terms of angles between 0^@ and 45^@

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  8. If A , B and C are interior angles of triangle ABC ,then show that sin...

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  9. If A , B and C are interior angles of triangle ABC ,then show that sin...

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  10. If tan theta + cot theta = 2, find the value of tan^2 theta + cot^2 th...

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  11. Show that (cot A + tan B)/(cot B + tan A) = cot A. tan B.

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  12. ((1+ sin theta - cos theta )/( 1+ sin theta + cos theta ))^(2)=

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  13. Show that (cot A - cos A)/(cot A + cos A) = ( cosec A - 1)/(1 + cosec...

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  14. show that 1 + (cot^2 theta/ (1 + cosec theta)) = cosec theta

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  15. show that (1 + cos theta - sin^2 theta)/[(1 + cos theta)sin theta] = c...

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  16. Show that (1 + sin theta)/ cos theta + cos theta / (1 + sin theta) = 2...

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  17. Prove that [(1 + tan^2 theta)cot theta]/(cosec^2 theta) = tan theta

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  18. Prove that (1 + sec theta) / sec theta = sin^2 theta /(1 - cos theta)

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  19. Prove that cos A/(1 - tan A) + sin A /(1 - cot A)= sin A + cos A

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  20. If 5 tan theta= 4, then the value of (5 sin theta - 3 cos theta)/(5 si...

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