Home
Class 14
MATHS
Consider the following(for next three) i...

Consider the following(for next three) items:
If p=Xcos`theta`-Ysin`theta`+Ycos`theta` and `p^2+4pq+q^2=AX^2+BY^2,0 le theta le (pi)/(2)`
What is the value of B?

A

`-1`

B

0

C

1

D

2

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRY

    PUNEET DOGRA|Exercise PREV YEAR QUESTIONS|163 Videos

  • STATISTICS

    PUNEET DOGRA|Exercise PRE YEAR QUESTIONS |163 Videos

  • VECTOR

    PUNEET DOGRA|Exercise Prev Year Questions|134 Videos

Similar Questions

Explore conceptually related problems

If sin2theta = cos3theta , where 0 le theta le (pi)/(2) , then what is sin theta equal to ?

If sectheta + cos theta = 5/2 , where 0 le theta le 90^(@) , then what is the value of sin^(2)theta ?

If x = X "cos" theta-Y "sin" theta, y = X "sin" theta + Y "cos" theta " and " x^(2) + 4xy + y^(2) =AX^(2) + BY^(2), 0 le theta le (pi)/(2), n in Z , then

lf 3 tan theta = cot theta where 0 le 0 le pi/2 , then what is the value of theta ?

PUNEET DOGRA-TRIGONOMETRY-PREV YEAR QUESTIONS
  1. Consider the following(for next three) items: If p=Xcostheta-Ysinth...

    Text Solution

    |

  2. Consider the following(for next three) items: If p=Xcostheta-Ysinth...

    Text Solution

    |

  3. Consider the following(for next three) items: If p=Xcostheta-Ysinth...

    Text Solution

    |

  4. Consider the following for next three) items: It given that cos(th...

    Text Solution

    |

  5. If cos (theta - alpha) = a, cos (theta - beta) = b, then the value of ...

    Text Solution

    |

  6. Simplify:- 80% of 920 ÷ ? = 46

    Text Solution

    |

  7. If tantheta=(1)/(2)andtanphi=(1)/(3), then theta+phi=?

    Text Solution

    |

  8. If cos A = 3//4 . then what is the value of sin((A)/(2))sin((3A)/(2)) ...

    Text Solution

    |

  9. What is the value of tan75^ @+ cot75^@ ?

    Text Solution

    |

  10. What is the value of cos46^@ cos 47^@ cos48^@ cos49^@ cos50^@ ...........

    Text Solution

    |

  11. If sin2theta = cos3theta, where 0 le theta le (pi)/(2), then what is s...

    Text Solution

    |

  12. If A= sin^(2)theta + cos^(4)theta, where 0 le theta le pi/2, then whic...

    Text Solution

    |

  13. If theta=(pi)/(8), then what is the value of (2cos theta+1)^(10)(2cos2...

    Text Solution

    |

  14. What is/are the solutions of the trigonometric equation cosec x + cotx...

    Text Solution

    |

  15. A is an angle in the fourth quadrant. If satisfies the trigonometric e...

    Text Solution

    |

  16. If sec(theta-alpha), sectheta and sec(theta+alpha) are in AP, where co...

    Text Solution

    |

  17. What is (2 tan theta)/(1+tan^2theta) equals to ?

    Text Solution

    |

  18. The maximum value of sin(x+pi/5)+cos(x+pi/5),where x epsilon (0,pi/...

    Text Solution

    |

  19. If cos alpha + cos beta + cos gamma = 0, where 0 lt alpha le (pi)/(2),...

    Text Solution

    |

  20. Suppose cos A is given. If only one value of cos (A/2) is possible, th...

    Text Solution

    |