Home
Class 12
MATHS
If cosy=xcos(a+y),(ane0), then show that...

If `cosy=xcos(a+y),(ane0)`, then show that `(dy)/(dx)=(cos^2(a+y))/(sina)`.

Promotional Banner

Topper's Solved these Questions

  • QUESTIONS PAPER -2019

    CHHAYA PUBLICATION|Exercise HS 2019 PART -B|10 Videos

  • QUESTIONS PAPER -2019

    CHHAYA PUBLICATION|Exercise WBJEE 2019|45 Videos

  • QUESTION PAPER 2017

    CHHAYA PUBLICATION|Exercise UNIT-4|4 Videos

  • RANDOM VARIABLE AND ITS DISTRIBUTION

    CHHAYA PUBLICATION|Exercise Assertion Reason Type|8 Videos

Similar Questions

Explore conceptually related problems

if cos y=x cos (a+y), (a!= 0) , then show that dy/dx= cos ^2(a+y)/sin a

If cosy=x cos(a+y)," prove that " (dy)/(dx) =(cos^(2)(a+y))/(sin a) , where a ne 0 is a constant .

If (cos x)^y = (cos y)^x then show that (dy)/(dx) = (y tan x+log cos y)/(x tan y+log cos x).

If siny = x sin(a+y) then show that (dy)/(dx)= (sina)/(1-2xcos a+x^2) .

If sin y = x sin(a+y), than prove that dy/dx=(sin^2(a+y))/sina

If cos y= x cos (a+y) , with cos a ne pm 1 , prove that (dy)/(dx)=(cos^(2)(a+y))/(sin a) .

(dy)/(dx)=(cos(logx))/(log_(e)y)

(dy)/(dx)=sin(x+y)+cos(x+y)

If (x+4)y=x , then show that x(dy)/(dx)+y(y-1)=0 .

If y=xlog"{"x/((a+b x))"}" , then show that x^3(d^2y)/(dx^2)=(x(dy)/(dx)-y)^2dot

CHHAYA PUBLICATION-QUESTIONS PAPER -2019-WBJEE 2019
  1. If cosy=xcos(a+y),(ane0), then show that (dy)/(dx)=(cos^2(a+y))/(sina)...

    Text Solution

    |

  2. lim(xto0+)(x^n lnx),ngt0

    Text Solution

    |

  3. If intcosxlog(tan""(x)/(2))=sinxlog(tan""(x)/(2))+f(x) then f(x) is eq...

    Text Solution

    |

  4. y=intcos{2tan^(-1)sqrt((1-x)/(1+x))}dx is a equation of a family of

    Text Solution

    |

  5. The value of integration int(-(pi)/(4))^((pi)/(4))(lambda|sinx|+(musin...

    Text Solution

    |

  6. The value of lim(xto0)(1)/(x)[inty^ae^(sin^2t)dt-int(x+y)^ae^(sin^2t)d...

    Text Solution

    |

  7. If int2^(2^x)*2^xdx=A*2^(2^x)+c, then A=

    Text Solution

    |

  8. The value of the integral int(-1)^(1){(x^(2015))/(x^2+cosx)}dx is equa...

    Text Solution

    |

  9. lim(ntooo)(3)/(n){1+sqrt((n)/(n+3))+sqrt((n)/(n+6))+sqrt((n)/(n+9))+.....

    Text Solution

    |

  10. The general solution of the differential equation (1+e^((x)/(y)))dx+(1...

    Text Solution

    |

  11. General solution of (x+y)^2(dy)/(dx)=a^2,ane0 is

    Text Solution

    |

  12. Let P(4,3) be a point on the hyperbola (x^2)/(a^2)-(y^2)/(b^2)=1. If t...

    Text Solution

    |

  13. If the radius of a spherical balloon increases by 0.1%, then its volum...

    Text Solution

    |

  14. Let A be a square matrix of order 3 whose all entries are 1 and let I3...

    Text Solution

    |

  15. If M is any square matrix of order 3 over R and if M' be the transpose...

    Text Solution

    |

  16. If A=({:(5,5x,x),(0,x,5x),(0,0,5):}) and |A^2|=25, then |x| is equal t...

    Text Solution

    |

  17. Let A and B be two square matrices of order 3 and AB=O3, wher O3 denot...

    Text Solution

    |

  18. Let: RtoR be defined by f(x)=x^2-(x^2)/(1+x^2) for all x inR. Then

    Text Solution

    |

  19. Let the relation p be defined on R as apb iff 1+abgt0. Then

    Text Solution

    |

  20. A problem in mathematics is given to 4 students whose chances of solvi...

    Text Solution

    |

  21. If X is a random variable such that sigma(X)=2.6," then "sigma(1-4X) i...

    Text Solution

    |