Home
Class 12
MATHS
If cos(A-B)=1/2 and sin(A+B)=1/2 then fi...

If `cos(A-B)=1/2` and `sin(A+B)=1/2` then find the smallest value of A and B

A

`15^(@),15^(@)`

B

`30^(@),0^(@)`

C

`45^(@),15^(@)`

D

`15^(@), 45^(@)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • SIMPLE INTEREST AND COMPOUND INTEREST

    ARIHANT PUBLICATION JHARKHAND|Exercise Exam Booster for Cracking Exam |25 Videos
  • SOLVED PAPER 2019

    ARIHANT PUBLICATION JHARKHAND|Exercise SECTION I: MATHEMATICS|48 Videos

Similar Questions

Explore conceptually related problems

If cos(A-B)=(1)/(2) and sin(A+B)=(1)/(2) find the smallest positive values of A and B

If sin(A-B)=1/2 and cos(A+B)=1/2 , find A and B.

If sin(A-B)=1/2 and cos(A+B)=1/2,0^(^^)Q B, then find A and B

If tan(A-B)=1, and sec(A+B)=(2)/(sqrt(3)) find the smallest positive values of A and B and also their most general values.

If sin(A+B)=1andcos(A-B)=(sqrt(3))/(2) , then the smallest positive values of A and B are

If cos(A+B) = 0 and sin(A-B) = 1/2, then the value of B is: (Given 0^@ यदि cos(A+B) = 0 और sin(A-B) = 1/2, B का मान है:

If sin (3A-B) = 1 and cos (2A - B) = (sqrt(3))/(2) , then the value of sin A and cos B are .

If sin(A+B)=1 and cos(A-B)=(sqrt(3))/(2) then find A and B

If tan A = (sin B)/(1 - cos B) ,then find the value of tan 2A .

ARIHANT PUBLICATION JHARKHAND-SOLVED PAPER 2018 -SECTION I : MATHEMATICS
  1. A quadratic polynomial whose zeroes are 3 and -5, is

    Text Solution

    |

  2. Which of the following is incorrect?

    Text Solution

    |

  3. If cos(A-B)=1/2 and sin(A+B)=1/2 then find the smallest value of A and...

    Text Solution

    |

  4. If cos theta + sin theta = sqrt2 cos theta " then" cos theta - sin th...

    Text Solution

    |

  5. If tan theta = (5)/(4) , then the value of ((3 sin theta + 4 cos the...

    Text Solution

    |

  6. The arithmetic mean of a set of 40 values is 65. If the 40 values is i...

    Text Solution

    |

  7. The sum of the deviations of the variate values 3, 4, 6, 7, 8, 14 from...

    Text Solution

    |

  8. The value of (tan 1^(@) tan 2^(@) tan 3^(@) … tan 89^(@)) is

    Text Solution

    |

  9. A quadratic polynomial whose one zero is -5 and the product of the z...

    Text Solution

    |

  10. The value of m , so that 4x^(2) - 6x - m is dividsible by x =- 3 , ...

    Text Solution

    |

  11. Find the area of a quadrant of a circle whose circumference is 22cm.

    Text Solution

    |

  12. The angle of elevation of the top of a tower from a point on the grou...

    Text Solution

    |

  13. The value of k , if the point A(2,3) B(4,k),C(6,-3) are collinear is ...

    Text Solution

    |

  14. If the points A(6,1),B(8,2),C(9,4),D(p,3) are the vertices of a paral...

    Text Solution

    |

  15. The ratio in which the line joining the point (5,6) and (-1,-4) is div...

    Text Solution

    |

  16. ABC and BDF are two equilateral triangle such that D is the mid - ...

    Text Solution

    |

  17. If the first and the last term is an AP are 17 and 350 respectively ...

    Text Solution

    |

  18. Mr. A and Ms. B are friends . The probability that they both will hav...

    Text Solution

    |

  19. Empiricla relationship between the three measures of central tendency ...

    Text Solution

    |

  20. A cone of height 24 cm and radius of base 6 cm is made up of modellin...

    Text Solution

    |