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If sqrt((1-cos theta)/(1+cos theta)) xx ...

If `sqrt((1-cos theta)/(1+cos theta)) xx sqrt((cosec theta-cot theta)/(cosec theta+cot theta))= (1-r)/(1+r)`, then the value of r is:
यदि `sqrt((1-cos theta)/(1+cos theta)) xx sqrt((cosec theta-cot theta)/(cosec theta+cot theta))= (1-r)/(1+r)` है, तो r का मान ज्ञात करें |

A

`Sin theta`

B

`Cosec theta`

C

`Sec theta`

D

`Cos theta`

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PINNACLE-TRIGONOMETRY-EXERCISE
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  2. If Cosec 31^@=x, then sin^2 59+1/(cosec^2 31)+ tan^2 59-1/(sin^2 59. c...

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  3. If sqrt((1-cos theta)/(1+cos theta)) xx sqrt((cosec theta-cot theta)/(...

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  4. If sin(A+B) = sqrt3/2 and tan(A-B)= 1/sqrt3, then (2A + 3B) is equal t...

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  5. (cosecA - sinA)^2+(sec A-cosA)^2- (cotA - tanA)^2 is equal to : (co...

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  6. If x = a cos theta + b sin theta and y=a sin theta-b cos theta, the va...

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  7. Find the value of 1 +(tan^2 A)/(1+sec A) 1 +(tan^2 A)/(1+sec A) का ...

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  8. If 3sin theta =2 cos^2 theta ,0^@< theta <90^@, then the value of (tan...

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  9. The value of [(sin^2 24^@+sin^2 66^@)/ (cos^2 24^@+cos^2 66^@)+sin^2 6...

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  10. (cot theta)/((1-sin theta)(sec theta+tan theta)) is equal to: (cot t...

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  11. The value of (tan13^@ tan37^@ tan 45^@ tan 53^@ tan 77^@)/(2 cosec^2 6...

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  12. If 3 cos^2 A+6 Sin^2 A=3, 0^@leAle90^@, then the value of A is : यदि...

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  13. The value of ((cos9 + sin81) (sec9+ cosec81))/(sin56.sec34 + cos25.cos...

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  14. A simplified of ((Sin theta)/(1+cos theta)+(1+cos theta)/(sin theta))(...

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  15. If 3-2 sin^2 theta-3 Cos theta=0, 0^@< theta<90^@, then what is the...

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  16. If Cot theta=sqrt6, then the value of (cosec^2 theta+sec^2 theta)/(c...

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  17. If Sin theta.sec^2 theta=2/3, 0^@< theta <90^@, then the value of (tan...

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  18. If ((sin theta-cosec theta)(cos theta- sec theta))/(tan^2 theta-sin^2 ...

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  19. If sec theta=4x and tan theta=4/x, (x ne 0) then the value of 8(x^2-1/...

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  20. For alpha and beta both being acute angles, it is given that sin(alph...

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