Home
Class 10
MATHS
Choose the correct option Justify your c...

Choose the correct option Justify your choice :
`(1+tan^(2)A)/(1+cot^(2)A)=…`

A

`sec^(2)A`

B

`-1`

C

`cot^(2)A`

D

`tan^(2)A`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • INTRODUCTION TO TRIGONOMETRY

    KUMAR PRAKASHAN|Exercise Objective Questions|24 Videos

  • INTRODUCTION TO TRIGONOMETRY

    KUMAR PRAKASHAN|Exercise EXERCISE 8.3|11 Videos

  • COORDINATE GEOMETRY

    KUMAR PRAKASHAN|Exercise Objective Questions (True or false)|5 Videos

  • PAIR OF LINEAR EQUATIONS IN TWO VARIABLES

    KUMAR PRAKASHAN|Exercise Test Your Skills|48 Videos

Similar Questions

Explore conceptually related problems

Choose the correct options:-

Choose the correct option and justify your choice: (1-tan^(2)45^(@))/(1+tan^(2)45^(@))=…

Choose the correct option Justify your choice : 9sec^(2)A-9tan^(2)A=….

Choose the correct option and justify your choice: (2tan30^(@))/(1+tan^(2)30^(@))=..

Choose the correct option and justify your choice: (2tan30^(@))/(1-tan^(2)30^(@))=..

Choose the correct option Justify your choice : (sec A + tan A) ( 1 - sin A) = ........ .

Choose the correct option Justify your choice : (1+tantheta+sectheta)(1+cottheta-cosectheta)=….

Choose the correct option and justify your choice: sin 2A = 2 sin A is true when A = ........ .

Choose the correct answers The value of int_(0)^(1)tan^(-1)((2x-1)/(1+x-x^(2)))dx is

Prove the following identities. where the angles involved are acute angles for which the expressions are defined. ((1+tan^(2)A)/(1+cot^(2)A))=((1-tanA)/(1-cotA))^(2)=tan^(2)A

KUMAR PRAKASHAN-INTRODUCTION TO TRIGONOMETRY-EXERCISE 8.4
  1. Express the trigonometric ratios sinA, sec A and tan A in terms of cot...

    Text Solution

    |

  2. Write all the other trigonometric ratios of angleA in terms of sec A.

    Text Solution

    |

  3. Evaluate : (sin^(2)63^(@)+sin^(2)27^(@))/(cos^(2)17^(@)+cos^(2)73^(@...

    Text Solution

    |

  4. Evaluate : sin25^(@)cos65^(@)+cos25^(@)sin65^(@)

    Text Solution

    |

  5. Choose the correct option Justify your choice : 9sec^(2)A-9tan^(2)A=...

    Text Solution

    |

  6. Choose the correct option Justify your choice : (1+tantheta+sectheta...

    Text Solution

    |

  7. Choose the correct option Justify your choice : (sec A + tan A) ( 1 ...

    Text Solution

    |

  8. Choose the correct option Justify your choice : (1+tan^(2)A)/(1+cot^...

    Text Solution

    |

  9. Prove the following identities. where the angles involved are acute an...

    Text Solution

    |

  10. Prove the following identities. where the angles involved are acute an...

    Text Solution

    |

  11. Prove the following identities. where the angles involved are acute an...

    Text Solution

    |

  12. Prove the following identities. where the angles involved are acute an...

    Text Solution

    |

  13. Prove the following identities. where the angles involved are acute an...

    Text Solution

    |

  14. Prove the following identities. where the angles involved are acute an...

    Text Solution

    |

  15. Prove the following identities. where the angles involved are acute an...

    Text Solution

    |

  16. Prove the following identities. where the angles involved are acute an...

    Text Solution

    |

  17. Prove the following identities. where the angles involved are acute an...

    Text Solution

    |

  18. Prove the following identities. where the angles involved are acute an...

    Text Solution

    |

  19. Fill in the blanks so as to make each of the following statements true...

    Text Solution

    |