Home
Class 10
MATHS
( secA+tanA )( 1−sinA )= (a)secA ...

( secA+tanA )( 1−sinA )= (a)secA (b) sinA (c) cosec A (d) cosA

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • TRIANGLES

    RD SHARMA ENGLISH|Exercise All Questions|366 Videos

  • TRIGONOMETRIC RATIOS

    RD SHARMA ENGLISH|Exercise All Questions|249 Videos

Similar Questions

Explore conceptually related problems

cosA/(1−sinA) =

The value of [(secA+tanA)(1-sinA)] is equal to (a) tan^2A(b)sin^2A (c) cosA (d) sinA

Prove that : (secA+tanA)(1-sinA)=cosA

Prove: (secA-tanA)^2=(1-sinA)/(1+sinA)

(tanA+secA-1)/(tanA-secA+1)=(1+sinA)/(cosA)

Prove: (secA-tanA)/(secA+tanA)=(cos^2A)/((1+sinA)^2)

(cosA)/(1-tanA)+(sinA)/(1-cotA)=sinA+cosA

Prove: sqrt((1+sinA)/(1-sinA))=secA+tanA

Prove: (cot^2A(secA-1))/(1+sinA)=sec^2A((1-sinA)/(1+secA))

Prove that : (secA+1)/(tanA)=(tanA)/(secA-1)

RD SHARMA ENGLISH-TRIGONOMETRIC IDENTITIES-All Questions
  1. The value of (1+cottheta-cos e c\ theta)(1+tantheta+sectheta) is (a...

    Text Solution

    |

  2. (tantheta)/(sectheta-1)+(tantheta)/(sectheta+1) is equal to (a)2tanth...

    Text Solution

    |

  3. (cos e c\ theta-sintheta)(sectheta-costheta)(tantheta+cottheta) is equ...

    Text Solution

    |

  4. If x=acostheta and y=bsintheta , then b^2x^2+a^2y^2= (a)a^2b^2 (b) ...

    Text Solution

    |

  5. If x=asectheta and y=btantheta , then b^2x^2-a^2y^2= (a)a b (b) a^2...

    Text Solution

    |

  6. (cottheta)/(cottheta-cot3theta) + tantheta/(tantheta-tan3theta) is equ...

    Text Solution

    |

  7. 2(sin^6theta+cos^6theta)-3(sin^4theta+cos^4theta) is equal to (a)0 (...

    Text Solution

    |

  8. If acostheta+bsintheta=4 and asintheta-bcostheta=3 , then a^2+b^2 = (...

    Text Solution

    |

  9. If acottheta+b"c o s e c"theta=p and bcottheta+a"c o s e c"theta=q , t...

    Text Solution

    |

  10. The value of sin^2 29o+sin^2 61o is (a) 1 (b) 0 (c) 2sin^2 29o (d) ...

    Text Solution

    |

  11. If x=rsinthetacosvarphi , y=rsinthetasinvarphi and z=rcostheta , then ...

    Text Solution

    |

  12. If sintheta+sin^2theta=1 , then cos^2theta+cos^4theta= (a)-1 (b) 1 ...

    Text Solution

    |

  13. If acostheta+bsintheta=m and asintheta-bcostheta=n , then a^2+b^2= (...

    Text Solution

    |

  14. If cosA+cos^2A=1 , then sin^2A+sin^4A= (a)-1 (b) 0 (c) 1 (d) None...

    Text Solution

    |

  15. If x=asecthetacosvarphi , y=bsecthetasinvarphi and z=ctantheta , then ...

    Text Solution

    |

  16. If acostheta-bsintheta=c , then asintheta+bcostheta= (a)+-sqrt(a^2+b^...

    Text Solution

    |

  17. 9sec^2A-9tan^2A is equal to (a) 1 (b) 9 (c) 8 (d) 0

    Text Solution

    |

  18. (1+tanθ+secθ)( 1+cotθ−cosec θ )=   (a) 0               (b) 2        ...

    Text Solution

    |

  19. ( secA+tanA )( 1−sinA )= (a)secA (b) sinA (c) cosec A (d...

    Text Solution

    |

  20. (1+tan^2A)/(1+cot^2A) is equal to sec^2A (b) -1 (c) cot^2A (d) tan^2A

    Text Solution

    |