Home
Class 11
MATHS
(sin ^(2) A - sin ^(2) B)/( sin A cos A ...

`(sin ^(2) A - sin ^(2) B)/( sin A cos A - sin B cos B) ` is equal to

A

`tan (A -B)`

B

`tan (A+B)`

C

`cot (A -B)`

D

`cot (A+B)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • TRANSFORMATIONS

    AAKASH SERIES|Exercise LACTURE SHEET (EXERCISE-I Integer Type Questions)|7 Videos

  • TANGENT AND NORMAL

    AAKASH SERIES|Exercise ADVANCED SUBJECTIVE TYPE QUESTIONS|48 Videos

  • TRIGNOMETRIC EQUATIONS

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (PRACTICE SHEET (ADVANCED) INTEGER TYPE QUESTIONS)|2 Videos

Similar Questions

Explore conceptually related problems

If sin A + cos B = a and sin B + cos A = b, then sin (A + B) is equal to

sum(sin (A-B))/(cos A cos B)=

Evaluate sum(sin (A+B)sin(A-B))/(cos^(2)A cos^(2)B) : if non of cos A , cos B, cos C is zero.

((a^(2) - b^(2) sin A sin B) /( 2 sin ( A- B)))

The value of ((cos A + coa B)/( sin A - sin B)) ^(2015) + ((sin A + sin B)/( cos A - cos B)) ^(2015) =

If A+B+C= pi and (sin 2 A + sin 2B + sin 2 C)/(sin A + sin B + sin C ) = lamda sin ((A)/(2)) sin ((B)/(2)) sin ((C )/(2)) , then the value of lamda must be

If sin A = sin B and cos A = cos B then A =

sin^(2) A cos^(2)B + cos ^(2) A sin^(2) B + sin^(2) A sin^(2) B+ cos^(2) A cos^(2) B=

AAKASH SERIES-TRANSFORMATIONS -PRACTICE SHEET (EXERCISE-I LEVEL-I Straight Objective Type Questions)
  1. In a Quadrilateral ABCD, cos A.cosB + sin C sin D=

    Text Solution

    |

  2. tan 9^(@) - tan 27^(@) - tan 63^(@) + tan 81^(@) =

    Text Solution

    |

  3. (sin ^(2) A - sin ^(2) B)/( sin A cos A - sin B cos B) is equal to

    Text Solution

    |

  4. ( sin 3 theta + sin 5 theta + sin 7 theta + sin 9 theta)/( cos 3 thet...

    Text Solution

    |

  5. Let (sin(theta-alpha))/(sin(theta-beta))=(a)/(b) and (cos(theta-alpha)...

    Text Solution

    |

  6. sin A + sin B = sqrt(3) ( cos B- cos A )implies sin 3A + sin 3B=

    Text Solution

    |

  7. (sin (n +1) A + 2 sin n A + sin (n-1) A)/( cos ( n -1) A - cos (n +1) ...

    Text Solution

    |

  8. If cos alpha+ cos beta= a, sin alpha+ sin beta= b and alpha- beta= 2 t...

    Text Solution

    |

  9. If x and y are acute angles such that cos x+ cosy=(3)/(2) and sinx + s...

    Text Solution

    |

  10. cos x + cos y + cos z = 0 and sin x + sin y + sin z, then cos ^(2) ((...

    Text Solution

    |

  11. If cos x + cos y + cos z =0 = sin + sin y +sin z then tan (x-y) =

    Text Solution

    |

  12. If cos (theta - alpha) , cos theta , cos (theta + alpha ) are in H.P....

    Text Solution

    |

  13. (sin 3 thea - sin theta sin ^(2) (2 theta ))/( sin theta + sin 2 theta...

    Text Solution

    |

  14. ( cos 6 theta +6 cos 4 theta + 15 cos 2 theta + 10)/( cos 5 theta + 5 ...

    Text Solution

    |

  15. If cos theta (1) = 2 cos theta (2), then tan (( theta (1) + theta (2)...

    Text Solution

    |

  16. If A, B, C, D be the angle of a quadrilateral, then (tan A + tan B + t...

    Text Solution

    |

  17. If (tan(alpha + beta - gamma))/(tan(alpha - beta + gamma)) = (tan gamm...

    Text Solution

    |

  18. (( cos alpha - cos 3 alpha ) ( sin 8 alpha + sin 2 alpha ))/( ( sin 5 ...

    Text Solution

    |

  19. If sin (y+z-x), sin (z+x-y), sin (x+y-z) are in A. P , then prove that...

    Text Solution

    |

  20. If x,y,z are in A.P, then ( sin x - sin z)/( cos z - cos x) is equal t...

    Text Solution

    |