Home
Class 11
MATHS
Prove that (cos9x —cos5x)/(sin17x-sin3x)...

Prove that `(cos9x —cos5x)/(sin17x-sin3x)=(-sin2x)/(cos10x)`.

Promotional Banner

Topper's Solved these Questions

  • SETS

    MAXIMUM PUBLICATION|Exercise EXAMPLE|115 Videos

  • STATISTICS

    MAXIMUM PUBLICATION|Exercise EXAMPLE|63 Videos

Similar Questions

Explore conceptually related problems

Prove that (cos 9 x-cos 5 x)/(sin 17 x-sin 3 x)=-(sin 2 x)/(cos 10 x)

prove that (cos7x+cos5x)/(sin7x-sin5x)= cotx

Prove that (cos3x+cos7x-cos2x)/(sin 7x-sin3x-sin2x)=cot2x

Prove that (cos 7 x+cos 5 x)/(sin 7 x-sin 5 x)=cot x

prove that (cos 4x +cos 3x+cos2x)/(sin4x+sin3x+sin2x)=cot3x

Prove that cos^2 2x-cos^2 6x=sin4x sin8x

Prove that cot4x(sin5x+sin3x)=cotx(sin5x-sin3x)

Evaluate: lim_(xrarr0) (cos9x-cos5x)/(sin17x-sin3x)

Prove that (cos 4 x+cos 3 x+cos 2 x)/(sin 4 x+sin 3 x+sin 2 x)=cot 3 x .

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

MAXIMUM PUBLICATION-SOLVED PAPER 18-EXAMPLE
  1. Consider the set A={x:x is an integer 0lexlt4}.Write A in Roster form.

    Text Solution

    |

  2. Consider the set A={x:x is an integer 0lexlt4}.IfB={5,6},then write At...

    Text Solution

    |

  3. Prove that (cos9x —cos5x)/(sin17x-sin3x)=(-sin2x)/(cos10x).

    Text Solution

    |

  4. Evaluate: lim(xrarr0) (cos9x-cos5x)/(sin17x-sin3x)

    Text Solution

    |

  5. Solve the inequality x/2ge(5x-2)/3-(7x-3)/5

    Text Solution

    |

  6. Find the Polar form of the complex number (1+i)/(1-i)

    Text Solution

    |

  7. How many terms of the GP 3,3/2,3/4,….are needed to give the sum 3069/5...

    Text Solution

    |

  8. Consider the real valued function f(x)=(x-3)/(x^2-x-6) Find the do...

    Text Solution

    |

  9. Consider the real valued function f(x)=(x-3)/(x^2-x-6) lim(xrarr3)...

    Text Solution

    |

  10. If U = {1,2,3,4,5,6,7,8,9}, A = {2,4,6,8}, B = {2,3,5,7}. Verify (Abig...

    Text Solution

    |

  11. If A and B are two disjoint sets,with n(A)=4 and n(B)=2,then n(A-B)=……...

    Text Solution

    |

  12. Consider the statement P(n):1+3+3^2+...+3^(n-1)=(3^n-1)/2.Show that P(...

    Text Solution

    |

  13. Consider the statement P(n):1+3+3^2+...+3^(n-1)=(3^n-1)/2 .Prove by pr...

    Text Solution

    |

  14. Solve the following inequalities graphically: 2x+yge4.

    Text Solution

    |

  15. Solve the following inequalities graphically: x+yle3.

    Text Solution

    |

  16. Solve the following inequalities graphically: 2x-3yle6.

    Text Solution

    |

  17. Find the square roots of the complex number (3+4i)

    Text Solution

    |

  18. Insert five numbers between 8 and 26 such that the resulting sequence...

    Text Solution

    |

  19. Find the sum to n terms of the series 1times2+2times3+3times4+…

    Text Solution

    |

  20. Find the equation of the perpendicular bisector of the line joining th...

    Text Solution

    |