Home
Class 14
MATHS
What is the value of sin (90^@ +2A)[4 - ...

What is the value of `sin (90^@ +2A)[4 - cos^2 (90^@- 2A)]`?
`sin (90^@ +2A)[4 - cos^2 (90^@- 2A)]` का मान क्या है?

A

` 2 (cos^2 A - sin^3 A)`

B

`2 (cos^3 A + sin^3 A)`

C

`4 (cos^6 A + sin^6 A)`

D

`4 (cos^6 A - sin^6 A)`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • 2017 TIER-II PAPER(8)

    CHAMPION PUBLICATION|Exercise EXERCISE|100 Videos

  • 2018 TIER-II PAPER(4)

    CHAMPION PUBLICATION|Exercise EXERCISE|100 Videos

Similar Questions

Explore conceptually related problems

What is the value of [1 - sin(90 -2A)|//[1 + sin (90 + 2A)] ? [1 - sin(90 -2A)|//[1 + sin (90 + 2A)] का मान क्या है?

What is the value of 4(sin^4 30^@ + cos^4 60^@) -3(cos^2 45^@ - sin^2 90^@) ?

What is the value of [sin(90-A)+cos(180-2A)]//[cos(90-2A)+sin(180-A)]?

Find the value of 2sin 30^@ +cos 0^@ +3 sin 90^@ .

What is the value of [ tan (90 - A) + cot (90 - A) ] ^(2) // [ 2 sec^(2) (90 - 2A)] ?

What is the value of [ 1 - sin ( 90 - 2A ) ] // [ 1 + sin ( 90 + 2 A ) ] ?

What is the value of [sin (90 - A)+ cos (180-2A)]//[cos (90 - 2A) +sin (180 - A)] ? [sin (90 - A)+ cos (180-2A)]//[cos (90 - 2A) +sin (180 - A)] का मान क्या है?

The value of sin^2 30^@ cos^2 45^@ + 5 tan^2 30 + 3/2 sin^2 90^@ - 3 cos^2 90^@ is

What is the value of [tan^2 (90 - theta) - sin^2 (90 - theta)] cosec^2 (90 - theta) cot^2 (90 - theta) ?

Write the value of sin A cos(90o-A)+cos A sin(90o-A)

CHAMPION PUBLICATION-2017 TIER-II PAPER(9)-EXERCISE
  1. What is the value of [(cos 3 theta + 2cos 5 theta+ cos 7 theta)/(cos t...

    Text Solution

    |

  2. What is the value of [2 sin (45 +theta) sin (45 -theta)]//cos 2 theta?...

    Text Solution

    |

  3. What is the value of sin (90^@ +2A)[4 - cos^2 (90^@- 2A)]? sin (90^@...

    Text Solution

    |

  4. What is the value of [cos (90+ A)div sec (270-A)]+[sin(270 + A)div cos...

    Text Solution

    |

  5. On walking 100 metres towards a building in a horizontal line, the an...

    Text Solution

    |

  6. The upper part of a tree broken over by the wind make an angle of 60^@...

    Text Solution

    |

  7. The height of a tower is, 300 meters. When its top is seen from top of...

    Text Solution

    |

  8. The given table shows the number (in percent) of employees working in ...

    Text Solution

    |

  9. The given table shows the number (in percent) of employees working in ...

    Text Solution

    |

  10. The given table shows the number (in percent) of employees working in ...

    Text Solution

    |

  11. The given table shows the number (in percent) of employees working in ...

    Text Solution

    |

  12. The given table shows the number (in percent) of employees working in ...

    Text Solution

    |

  13. If a dairy mixes cow's milk which contains 10% fat with buffalo's milk...

    Text Solution

    |

  14. In what ratio should tea costing Rs. 300/kg be mixed with tea costing ...

    Text Solution

    |

  15. A and B started a partnership business investing some amount in the ra...

    Text Solution

    |

  16. A and B invest in a business in the ratio 2 : 5. If 50% of the total p...

    Text Solution

    |

  17. A is thrice as productive as C. Together they can complete a job in 22...

    Text Solution

    |

  18. If A, B and C can do a job working alone in 12, 18 and 36 days respect...

    Text Solution

    |

  19. If A, B and C together do a job in 4 days, A and C together do the job...

    Text Solution

    |

  20. If A alone can do a job in 40 days then, in how many days can B alone ...

    Text Solution

    |