Home
Class 12
MATHS
If x= 2sin^(2)theta and y= 2cos^(2)theta...

If `x= 2sin^(2)theta` and `y= 2cos^(2)theta+ 1` then the value of x+ y is

A

2

B

3

C

1

D

`(1)/(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MODEL SOLVED PAPER 2017

    ARIHANT PUBLICATION JHARKHAND|Exercise SECTION III : MATHEMATICS |50 Videos

  • NUMBER SYSTEM

    ARIHANT PUBLICATION JHARKHAND|Exercise Exam Booster for Cracking Exam|25 Videos

Similar Questions

Explore conceptually related problems

x=b sin^(2)theta & y=a cos^(2)theta

If x = 2sin^(2)theta and y = 2 cos^(2)theta+1 ,then find x+y

If x = 2 sin^(2) theta and y = 2 cos^(2) theta + 1 then x+ y is:

If x = 2 sin ^(2) theta and y = 2 cos^2 theta +1 then x + y is

If x sin^(3) theta + y cos^(3) theta = sin theta cos theta and x sin theta = y cos theta , then the value of x^(2) + y^(2) is :

If x=a sin theta and y = b cos theta , " write the value of " (b^(2)x^(2)+a^(2)y^(2)).

If x sin^(3) theta + y cos^(3) theta = sin theta cos theta ne 0 and x sin theta - y cos theta = 0 , then value of (x^(2) + y^(2)) is :

If x = 2(theta + sin theta) and y = 2(1 - cos theta) , then value of (dy)/(dx) is

If x=a sin theta and y=b cos theta, what is the value of b^(2)x^(2)+a^(2)y^(2)?

ARIHANT PUBLICATION JHARKHAND-MODEL SOLVED PAPER 2016-SECTION C MATHEMATICS
  1. A right angled triangle rotate about its any side which makes right an...

    Text Solution

    |

  2. In two spheres radius of one is half of the other, then volume of seco...

    Text Solution

    |

  3. If x= 2sin^(2)theta and y= 2cos^(2)theta+ 1 then the value of x+ y is

    Text Solution

    |

  4. Value of (2tan30^(@))/(1+ tan^(2)30^(@))

    Text Solution

    |

  5. Value of (1-tan^(2)45^(@))/(1+ tan^(2)45^(@)) is

    Text Solution

    |

  6. Sin 2A= 2 sin A is true when A equals to

    Text Solution

    |

  7. The angle of elevation of the top of a tower from a point on the groun...

    Text Solution

    |

  8. ABC and BDE are two equilateral triangle such that D is the mid-point ...

    Text Solution

    |

  9. Sides of two similar triangles are in the ratio 4:9. Areas of these tr...

    Text Solution

    |

  10. In a given figure, ABCD is a square, if AC=20sqrt(2) cm, then area of ...

    Text Solution

    |

  11. Diagonal of first square is half of the diagonal of the other, then th...

    Text Solution

    |

  12. /\ABC is made on diameter in semicircle. Such that /BAC = 30^(@), the...

    Text Solution

    |

  13. In a given figure, ABCD is cyclic quadrilateral, in which /DAB=80^(@),...

    Text Solution

    |

  14. In a given figure, a circle with centre O. Radius of circle is OP = 10...

    Text Solution

    |

  15. Chord AB = 10 cm of a circle with centre o produce AB such that BP = 8...

    Text Solution

    |

  16. Distance between centre of two circles is 4.5 cm, their radius are 2 c...

    Text Solution

    |

  17. ABCD is a cyclic quadrilateral. PBQ is a tangent drawn from the point ...

    Text Solution

    |

  18. Median of the data 6, 9, 11, 14, 18, 22, 28, 31, 34 and 43 is

    Text Solution

    |

  19. The arithmetic mean of 1,2,3, …… n is

    Text Solution

    |

  20. The measures of central tendency mean, mode, median are connected by a...

    Text Solution

    |