Home
Class 14
MATHS
(Sin theta -Cos theta +1)/(Sin theta+Cos...

`(Sin theta -Cos theta +1)/(Sin theta+Cos theta -1)`= ?

A

`(1+ sintheta)/(cos theta)`

B

`(1- sin theta)/(cos theta)`

C

`(1- cos theta)/(sin theta)`

D

`(1 + costheta)/(sin theta)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ELEMENTARY TRIGONOMETRIC IDENTITIES

    LUCENT PUBLICATION|Exercise EXERCISE 11A|76 Videos

  • CONGRUENCE AND SIMILAR TRIANGLES

    LUCENT PUBLICATION|Exercise EXERCISE-5B|8 Videos

  • GRAPHICAL SOLUTION OF LINEAR EQUATION

    LUCENT PUBLICATION|Exercise EXERCISE-3B|8 Videos

Similar Questions

Explore conceptually related problems

If 4 tan theta = 3 , evaluate (4 sin theta - cos theta +1)/(4 sin theta + cos theta -1)

If 4tan theta=3 evaluate (4sin theta-cos theta+1)/(4sin theta+cos theta-1)

The value of ((sin theta -cos theta )(1+tan theta + cot theta ))/(1+sin theta cos theta ) = ?

Prove each of the following identities : (i) (sin theta - cos theta)/(sin theta + cos theta) + ( sin theta+ cos theta)/(sin theta - cos theta) = (2)/((2 sin^(2) theta -1)) (ii) (sin theta + cos theta ) /(sin theta - cos theta) + ( sin theta - cos theta) /(sin theta + cos theta) = (2) /((1- 2 cos^(2) theta))

((sin theta+cos theta)^(2)-1)/(sin theta*cos theta)

(1 + sin theta-cos theta) / (1 + sin theta + cos theta) =

Prove that : (1+sin2 theta-cos 2theta)/(sin theta+cos theta)=2sin theta

(1 + sin theta-cos theta) / (1 + sin theta + cos theta) = (tan theta) / (2)

LUCENT PUBLICATION-ELEMENTARY TRIGONOMETRIC IDENTITIES -EXERCISE 11B
  1. If costheta+sectheta=sqrt(3) , then the value of (cos^(3)theta+sec...

    Text Solution

    |

  2. If 2ycos theta =x sin theta and 2x sectheta -y "cosec"theta =3, then t...

    Text Solution

    |

  3. If sectheta + tan theta = sqrt(3), then the positive value of sin thet...

    Text Solution

    |

  4. If (cos^(4)alpha)/(cos^(2)beta)+(sin^(4)alpha)/(sin^(2)beta)=1 then (c...

    Text Solution

    |

  5. (Sin theta -Cos theta +1)/(Sin theta+Cos theta -1)= ?

    Text Solution

    |

  6. If x,y are positive acute angles, x+ylt90^(@) and sin(2x-20^(@))=cos(2...

    Text Solution

    |

  7. Find minimum value of 4sec^(2)theta+9cos^(2)theta.

    Text Solution

    |

  8. If tan(x+y) tan(x-y)=1, then the value of tan((2x)/3)is:

    Text Solution

    |

  9. If x ="cosec"theta - sin theta and y=sectheta - costheta, then the val...

    Text Solution

    |

  10. If sin theta +sin^2 theta=1, then the value of cos^12 theta +3cos^10 t...

    Text Solution

    |

  11. If tan(x+ y)tan(x-y)=1, then the value of tan x is:

    Text Solution

    |

  12. If cotA + "cosec"A=3 and A is an acute angle then the value of cosA i...

    Text Solution

    |

  13. The simplified value of 1- (sin^(2)A)/(1+ cosA) + (1+ cosA)/(sinA) - (...

    Text Solution

    |

  14. If alpha is an acute angle and 2sinalpha+15cos^(2)alpha=7 then ...

    Text Solution

    |

  15. If tantheta - cot theta =a and cos theta - sin theta =b, then value of...

    Text Solution

    |

  16. If (a^2-b^2)sin theta+2abcos theta= a^2+b^2, then tan theta= यदि (a...

    Text Solution

    |

  17. sin^(2)21^(@) + sin^(2) 69^(@) is equal to

    Text Solution

    |

  18. sin^(2)5^(@) + sin^(2)25^(@) + sin^(2)45^(@) + sin^(2) 65^(@) + sin^(2...

    Text Solution

    |

  19. For all real values of alpha, x = cos^(4) alpha + sin^(2)alpha, then r...

    Text Solution

    |

  20. If sin^(2)alpha=cos^(2)alpha , then the value of (cot^(6)alpha-cot^(2)...

    Text Solution

    |