Home
Class 14
MATHS
If cosec 39^@=x, then the value of 1/( c...

If `cosec 39^@=x`, then the value of `1/( cosec^2 51^@)+sin^2 39^@+tan^2 51^@ -1/(sin^2 51^@ sec^2 39^@)` is:
यदि `cosec 39^@=x`, तो `1/( cosec^2 51^@)+ sin^2 39^@+tan^2 51^@ -1/(sin^2 51^@ + sec^2 39^@)` का मान ज्ञात करें:

A

`1-x^2`

B

`sqrt(x^2-1)`

C

`x^2-1`

D

`sqrt(1-x^2)`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • 2019 TIER-II PAPER (2)

    CHAMPION PUBLICATION|Exercise EXERCISE|99 Videos

Similar Questions

Explore conceptually related problems

If cosec39^(@)=x , then the value of (1)/(cosec^(2)51^(@))+sin^(2)39^(@)+tan^(2)51^(@)-(1)/(sin^(2)51^(@)sec^(2)39^(@)) is.

If Cosec 31^@=x , then sin^2 59+1/(cosec^2 31)+ tan^2 59-1/(sin^2 59. cosec^2 59) is equal to: यदि Cosec 31^@=x है, तो sin^2 59+1/(cosec^2 31)+ tan^2 59-1/(sin^2 59. cosec^2 59) का मान किसके बराबर होगा ?

The value of (cosec^2 30^@ sin^2 45^@ +sec^2 60^@)/(tan60^@ cosec^2 45^@- sec^2 60^@ tan45^@) is: (cosec^2 30^@ sin^2 45^@ +sec^2 60^@)/(tan60^@ cosec^2 45^@- sec^2 60^@ tan45^@) का मान है:

The value of sin39^(@)-cos51^(@) will be:

The value of sin^2 42^@+ sin^2 48^@+ tan^2 60^@- cosec 30^@ is equal to : sin^2 42^@+ sin^2 48^@+ tan^2 60^@- cosec 30^@ का मान ज्ञात करें |

The value of (sin^2 30^@+ cos^2 60^@+ sec 45^@.sin^2 45^@)/(sec60^@+ cosec 30^@) is : (sin^2 30^@+ cos^2 60^@+ sec 45^@.sin^2 45^@)/ (sec60^@+ cosec 30^@) का मान ज्ञात करें:

If csc A=2, find the value of (1)/(tan A)+(sin A)/(1+cos A)

The value of (tan29^@ cot61^@ - cosec^2 61^@) + cot^2 54^@ - sec^2 36^@ + (sin^2 1^@ + sin^2 3^@ + sin^2 5^@ + ... + sin^2 89^@) is:

The value of ((cos9^@ + sin81^@) (sec9^@+ cosec81^@)) /(2 sin^2 63^@+1+2sin^2 27^@) is: ((cos9^@ + sin81^@) (sec9^@+ cosec81^@)) /(2 sin^2 63^@+1+2sin^2 27^@) का मान होगा:

CHAMPION PUBLICATION-2019 TIER-II PAPER(3)-EXERCISE
  1. If x= sqrt(-sqrt3+ sqrt(3+8 sqrt(7+4 sqrt3))) where x>0, then the valu...

    Text Solution

    |

  2. In a triangle ABC, P and Q are points on AB and AC, respectively, such...

    Text Solution

    |

  3. If cosec 39^@=x, then the value of 1/( cosec^2 51^@)+sin^2 39^@+tan^2 ...

    Text Solution

    |

  4. Study the following pie chart and table to answer the question.Total n...

    Text Solution

    |

  5. Study the following pie chart and table to answer the question.Total n...

    Text Solution

    |

  6. Study the following bar graph and answer the questions given below. न...

    Text Solution

    |

  7. If the radius of a cylinder is decreased by 20% and the height is incr...

    Text Solution

    |

  8. Rahul invested equal sums of money at compound interest under two sche...

    Text Solution

    |

  9. In the given figure, the measure of angle A is: दिए गए आकृति में ang...

    Text Solution

    |

  10. The radius and height of a cylinder are in the ratio 4: 7 and its volu...

    Text Solution

    |

  11. The base of a right prism is a square having side of 15 cm. If its hei...

    Text Solution

    |

  12. A sum of Rs.1,50,000 is distributed among three persons -A, B and C- s...

    Text Solution

    |

  13. If (sin theta+ cosec theta)^2+ (cos theta+sec theta)^2= k+tan^2 theta+...

    Text Solution

    |

  14. At what rate of interest will a sum of ₹4,500 amount to ₹ 6,525 at sim...

    Text Solution

    |

  15. Study the following table and answer the questions. The total num...

    Text Solution

    |

  16. The ratio between the present ages of A and B is 3:5. If the ratio of ...

    Text Solution

    |

  17. If sqrtx+1/sqrtx= 3, then x^3+1/x^3 is equal to: यदि sqrtx+1/sqrtx= ...

    Text Solution

    |

  18. If x-3/x=6, x ne 0, then the value of (x^4 -27/x^2)/(x^2-3x-3) is : ...

    Text Solution

    |

  19. The volume of a hemisphere is 2425 1/2 cm^3. Find its radius. (takepi=...

    Text Solution

    |

  20. The number of lead balls, each 3cm in diameter, that can be made from ...

    Text Solution

    |