Home
Class 10
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

3

B

4

C

5

D

6

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • REAL NUMBERS

    OSWAL PUBLICATION|Exercise Self-Assessment |11 Videos

  • SAMPLE PAPER 2

    OSWAL PUBLICATION|Exercise QUESTION BANK|99 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)?

OSWAL PUBLICATION-SAMPLE PAPER 1-QUESTION BANK
  1. A die is thrown twice. Find the probability that: 5 will not come up...

    Text Solution

    |

  2. Equation ax^(2) + bx + c = 0 represents a quadratic equation if and on...

    Text Solution

    |

  3. If the end points of a line segment AB are A(6, 8) and (-2, -2) then i...

    Text Solution

    |

  4. If sectheta+tantheta=x , then tantheta= (x^2+1)/x (b) (x^2-1)/x (c) (...

    Text Solution

    |

  5. The values of x and y in x-y+1=0 and 3x+2y-12=0 are:

    Text Solution

    |

  6. Two different dice are tossed together. Find the probability : of ge...

    Text Solution

    |

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

    Text Solution

    |

  8. For which value of p will the equation (p^2-1)x^2+px+q=0 not be a quad...

    Text Solution

    |

  9. What is the probability that a non-leap year has 53 Sundays? 6/7 (b...

    Text Solution

    |

  10. If the difference between the circumference and the radius of a circle...

    Text Solution

    |

  11. Case Study-1: Some friends of class X goes to picnic at waterpark. The...

    Text Solution

    |

  12. Case Study-1: Some friends of class X goes to picnic at waterpark. The...

    Text Solution

    |

  13. Case Study-1: Some friends of class X goes to picnic at waterpark. The...

    Text Solution

    |

  14. Case Study-1: Some friends of class X goes to picnic at waterpark. The...

    Text Solution

    |

  15. Case Study-1: Some friends of class X goes to picnic at waterpark. The...

    Text Solution

    |

  16. Case Study-2 : Herman has a single storey house. He decided to constru...

    Text Solution

    |

  17. Case Study-2 : Herman has a single storey house. He decided to constru...

    Text Solution

    |

  18. Case Study-2 : Herman has a single storey house. He decided to constru...

    Text Solution

    |

  19. Case Study-2 : Herman has a single storey house. He decided to constru...

    Text Solution

    |

  20. Case Study-2 : Herman has a single storey house. He decided to constru...

    Text Solution

    |