Home
Class 9
MATHS
Evaluate : cosec(65^(@)+A)-sec(25^(@)-...

Evaluate :
`cosec(65^(@)+A)-sec(25^(@)-A)`

Text Solution

Verified by Experts

The correct Answer is:
0
Promotional Banner

Topper's Solved these Questions

  • COMPLEMENTARY ANGLES

    ICSE|Exercise EXERCISE |64 Videos

  • CO-ORDINATE GEOMETRY

    ICSE|Exercise QUESTIONS|12 Videos

  • COMPOUND INTEREST

    ICSE|Exercise TOPIC 2 (4 Marks Questions)|12 Videos

Similar Questions

Explore conceptually related problems

Evaluate: sec^(2)18^(@)-cosec^(2)72^(@)

Evaluate : (i) 3 cos 80^(@) "cosec 10"^(@) + 2 sin 59^(@) sec 31^(@) (ii) (cos 70^(@))/(sin 20^(@)) + (cos 59^(@))/(sin 31^(@)) - 8 sin^(2) 30^(@) (iii) "cosec" (65^(@) + A) - sec(25^(@) - A)

Evaluate : (i) cosec 82^(@)-sec8^(@) (ii) sec 70^(@)sin 20^(@)+cos 20^(@)cosec 70^(@)

Evaluate : cos e c(65^0+theta)-sec(25^0-theta)-tan(55^0-theta)+cot(35^0+theta)

Evaluate: (sec 75^(@))/(cosec 15^(@))

Evaluate: cos^(2)25^(@)-sin^(2)65^(@)-tan^(2)45^(@)

Evaluate : (sec 42^(@))/( cosec 48^(@)) + ( 3 tan 50 ^(@))/( cot 40 ^(@)) - ( 2 cos 43 ^(@))/( sin 47^(@))

Find the value of sqrt(3)cosec20^(@)-sec20^(@)

Evaluate: int (sec ^(2) x)/(cosec ^(2) x) dx

Evaluate (sin35^(@))/(cos55^(@))+(sec20^(@))/("cosec"70^(@)) .

ICSE-COMPLEMENTARY ANGLES-EXERCISE
  1. Evaluate: cos^(2)25^(@)-sin^(2)65^(@)-tan^(2)45^(@)

    Text Solution

    |

  2. Evaluate: ((sin 77^(@))/(cos 13^(@)))^(2)+((cos 77^(@))/(sin 13^(@))...

    Text Solution

    |

  3. Show that: tan 10^(@)tan 15^(@) tan 75^(@)tan 80^(@)=1

    Text Solution

    |

  4. Show that: sin 42^(@)sec 48^(@)+cos 42^(@)cosec 48^(@)=2

    Text Solution

    |

  5. Express the following in terms of angles between 0^(@) and 45^(@) si...

    Text Solution

    |

  6. Express the following in terms of angles between 0^(@) and 45^(@) co...

    Text Solution

    |

  7. Express the following in terms of angles between 0^(@) and 45^(@) co...

    Text Solution

    |

  8. For triangle ABC, show that "sin"(A+B)/2="cos"C/2

    Text Solution

    |

  9. For triangle ABC, show that "tan"(B+C)/2="cot"A/2

    Text Solution

    |

  10. Evaluate : 3(sin 72^(@))/(cos 18^(@))-(sec 32^(@))/(cosec 58^(@))

    Text Solution

    |

  11. Evaluate : 3 cos 80^(@)cosec 10^(@)+2sin 59^(@)sec 31^(@)

    Text Solution

    |

  12. Evaluate : (sin 80^(@))/(cos 10^(@))+sin 59^(@)sec 31^(@)

    Text Solution

    |

  13. Evaluate : tan (55^(@)-A)-cot (35^(@)+A)

    Text Solution

    |

  14. Evaluate : cosec(65^(@)+A)-sec(25^(@)-A)

    Text Solution

    |

  15. Evaluate : 2 (tan 57^(@))/(cot 33^(@))-(cot 70^(@))/(tan 20^(@))-sqr...

    Text Solution

    |

  16. Evaluate : (cot^(2)41^(@))/(tan^(2)49^(@))-2(sin^(2)75^(@))/(cos^(2)...

    Text Solution

    |

  17. Evaluate : (cos 70^(@))/(sin 20^(@))+(cos 59^(@))/(sin31^(@))-8sin^(...

    Text Solution

    |

  18. Evaluate : 14 sin 30^(@)+6cos 60^(@)-5tan 45^(@)

    Text Solution

    |

  19. A triangle ABC is right angled at B, find the value of (secA.sinC-tanA...

    Text Solution

    |

  20. In each case given below, find the value of angle A where 0^(@)leAle90...

    Text Solution

    |