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If tan theta = (-4)/(3) then " cosec...

If ` tan theta = (-4)/(3)` then ` " cosec" theta ` is

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NEW JOYTHI PUBLICATION-TRIGONOMETRIC FUNCTIONS-EXERCISE
  1. sin theta = ( x + Y)/( 2 sqrt(xy)) is possible

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  2. ( tan (-225 ^@)tan (570 ^@)sec (675 ^@))/( cot (135^@ ) tan ( 240 ^...

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  3. If tan theta = (-4)/(3) then " cosec" theta is

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  4. IF ( sec A - tan A) ( sec B - tan B) ( sec C- tan C ) =(sec A + tan...

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  5. The value of tan 31^@ tan 33 ^@ tan 35 ^@ tan 50^@ is

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  6. If pi/2 lt theta lt 3 pi/2 then sqrt( (1-sin theta)/(1+ sin t...

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  7. sqrt((1+ cos theta)/( 1- cos theta)) + sqrt((1- cos theta)/( 1 + cos...

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  8. If tan theta = 1/b , then ( a sin theta - b cos theta )/( a ...

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  9. if ( cos A + cos B )/( sin A + sin B ) = k ( (sin A - sin B)/ ( ...

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  10. in a cyclic quadrilateral ABCD , cos A + cos B + cos C + cos ...

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  11. If tan x - tany = a and cot y - cot x =b , then cot (x-y) is

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  12. If tan 25 ^@ =a then ( tan 155^@ - tan 115^2 )/( 1+tan 155^2 ...

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  13. sin ^2 ""(2pi )/(7) + sin ^2"" (3pi )/(14) + sin ^2 ""(11 pi)/(14) ...

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  14. cos^2 ""(pi)/(8) + cos ^2 ""(3 pi)/(8) + cos ^2 ""(5 pi)/(8) + cos...

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  15. The minimum value of 7 cos theta + 24 sin theta is

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  16. sec ((pi)/(4) + theta ) . Sec ((pi)/(4) - theta ) is equal to

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  17. If sin A + cos A =m then sin ^6 A + cos ^6 A is

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  18. (cot theta + "cosec" theta -1)/( cot theta - "cosec" theta +1) is

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  19. If (sin (A+B))/( sin (A-B )) = (x+y)/(x-y) , then x/y

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  20. Let 0 lt a lt 1. if tan A =a and tan B= (1-a)/(1+a) then a possi...

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