Home
Class 14
MATHS
What is the value of {sin(90 -x)cos [pi ...

What is the value of `{sin(90 -x)cos [pi - (x -y)]} + {cos (90- x) sin [pi- (y- x)]}` ?
`{sin(90 -x)cos [pi - (x -y)]} + {cos (90- x) sin [pi- (y- x)]}` का मान क्या है?

A

-cos y

B

- sin y

C

cos x

D

tan y

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • 2016 TIER-II PAPER(16)

    CHAMPION PUBLICATION|Exercise EXERCISE|100 Videos

  • 2017 TIER-II PAPER(11)

    CHAMPION PUBLICATION|Exercise EXERCISE|100 Videos

Similar Questions

Explore conceptually related problems

What is the value of { sin (90 + x) cos (pi - (x-y))] } + {cos (90 + x)sin [ pi - (x - y)]} ?

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?

What is the value of, cot(90-x)sin^4 (90-x) + cot(180-x) sin^4 (180-x) ? cot(90-x)sin^4 (90-x) + cot(180-x) sin^4 (180-x) का मान क्या हे?

(cos (pi +x ) cos (-x))/(sin(pi - x)cos( pi/2 + x)) =

What is the value of cos(90 -B)sin (C-A) + sin(90 + A) cos(B+ C)- sin (90 - C) cos (A + B) ? cos(90 -B)sin (C-A) + sin(90 + A) cos(B+ C)- sin (90 - C) cos (A + B) का मान क्या है?

(cos (pi + x) cos (-x)) / (sin (pi-x) cos ((pi) / (2) -x)) = cot ^ (2) x

The value of (sin x cos y + cos x sin y)^2+(cos x cos y -sin x sin y)^2 is equal to

What is the value of [sin (90^@-10 theta) -cos (pi- 6 theta)]//[cos (pi//2 -10 theta) - sin (pi- 6 theta)] ? [sin (90^@-10 theta) -cos (pi- 6 theta)]//[cos (pi//2 -10 theta) - sin (pi- 6 theta)] का मान क्या है?

What is the value of {sin (x+y) -2 sin x+ sin(x-y)} /[cos (x-y) +cos (x+ y)-2 cos x] xx [(sin 10x- sin 8x)/ (cos-10x + cos 8x)] ? {[sin (x+y] -2 sin x+ sin(x-y)}//[cos (x-y) +cos (x+ y)-2 cos x]} xx [(sin 10x-sin 8x)//(cos10x + cos 8x)] का मान क्या है?

CHAMPION PUBLICATION-2017 TIER-II PAPER(10)-EXERCISE
  1. What is the value of/का मान क्या है? 1/(sin^4(90- theta))+1/([cos^2(90...

    Text Solution

    |

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

    Text Solution

    |

  3. What is the value of {sin(90 -x)cos [pi - (x -y)]} + {cos (90- x) sin ...

    Text Solution

    |

  4. The angle of elevation of an aeroplane from a point on the ground is 6...

    Text Solution

    |

  5. A kite is flying in the sky. The length of string between a point on t...

    Text Solution

    |

  6. A balloon leaves from a point P rises at a uniform speed. After 6 minu...

    Text Solution

    |

  7. The table given below shows the information about bats manufactured by...

    Text Solution

    |

  8. The table given below shows the information about bats manufactured by...

    Text Solution

    |

  9. The table given below shows the information about bats manufactured by...

    Text Solution

    |

  10. The table given below shows the information about bats manufactured by...

    Text Solution

    |

  11. The table given below shows the information about bats manufactured by...

    Text Solution

    |

  12. A drum contains 80 litres of eth anol. 20 litres of this liquid is re ...

    Text Solution

    |

  13. An alloy is made by mixing metal Acosting Rs. 2000/kg and metal B cost...

    Text Solution

    |

  14. A, B and C invest to start a restaurant. The total investment was Rs 3...

    Text Solution

    |

  15. Two business A and B invest in a business in the ratio 5 : 8. They dec...

    Text Solution

    |

  16. Working alone A can do the task in 27 hours and B can do it in 54 hour...

    Text Solution

    |

  17. If A had worked alone he would have taken 63 hours to do the task. Wha...

    Text Solution

    |

  18. Working together A, B and C can complete a task in 12 days. A and B ca...

    Text Solution

    |

  19. B would have taken 10 hours more than what A would have taken to compl...

    Text Solution

    |

  20. Giving two successive discounts of 20% is same as giving one discount ...

    Text Solution

    |