Home
Class 12
MATHS
cos^(2)73^(@)+cos^(2)47^(@)-sin^(2)43^(@...

`cos^(2)73^(@)+cos^(2)47^(@)-sin^(2)43^(@)+sin^(2)107^(@)` is equal to

Promotional Banner

Topper's Solved these Questions

  • INVERSE TRIGONOMETRIC FUNCTIONS

    RESONANCE DPP ENGLISH|Exercise All Questions|15 Videos

  • MATRICES

    RESONANCE DPP ENGLISH|Exercise All Questions|7 Videos

Similar Questions

Explore conceptually related problems

int(dx)/( sin^(2)x cos^(2)x) is equal to

The values of cos^2 73^0+cos^2 47^0-sin^2 43^0+sin^2 107^0 is equal to: (b) 1/2 (c) (sqrt(3))/2 (d) sin^2 73^@+cos^4 73^@

Prove that sin^(2)47^(@)+sin^(2)43^(@)=1

sin (67(1)/2)^(@)+cos(67(1)/2)^(@) is equal to

sin 67(1)/(2)^(@)+cos67(1)/(2)^(@) is equal to

cos^2 48^0-sin^2 12^0 is equal to

The value of the determinant Delta=|{:(sin^(2)23^(@)" "sin^(2)67^(@)" "cos180^(@)),(-sin^(2)67^(@)" "-sin^(2)23^(@)" "-cos180^(@)),(cos180^(@)" "sin^(2)23^(@)" "sin^(2)67^(@)):}| is

l=int(sin2x)/(8sin^(2)x+17cos^(2)x)dx is equal to

((sin 33^(@))/( sin 11^(@) sin 49^(@) sin 71^(@)))^(2) + (( cos 33^(@))/(cos 11^(@) cos 49^(@) cos 71^(@)))^(2) is equal to ______.

Evaluate : (i) cos^(2) 25^(@) - sin^(2)65^(@) - tan^(2)45^(@) (ii) ((sin 77)/(cos 13))^(2) + ((cos 77)/(sin 13))^(2) - 2 cos^(2) 45^(@)

RESONANCE DPP ENGLISH-JEE MAINS-All Questions
  1. If the value of the definite integral int0^1(sin^(-1)sqrt(x))/(x^2-x+1...

    Text Solution

    |

  2. The value of sum(r=1)^oocot^(- 1)((r^2)/2+15/8) is equal to

    Text Solution

    |

  3. cos^(2)73^(@)+cos^(2)47^(@)-sin^(2)43^(@)+sin^(2)107^(@) is equal to

    Text Solution

    |

  4. The area bounded by the curve y=|cos^(-1)(sinx)|-|sin^(-1)(cosx)| and ...

    Text Solution

    |

  5. If the value of definite integral int(1)^(a)x.a^([log(a)x])d x, wher...

    Text Solution

    |

  6. Statement 1: If x ,y ,z are the sides of a triangle such that x+y+z=1,...

    Text Solution

    |

  7. L e tJ=int(-5)^(-4)(3-x^2)tan(3-x^2)dx and K=int(-2)^(-1)(6-6x+x^2) t...

    Text Solution

    |

  8. Find the sum (1^4)/(1xx3)+(2^4)/(3xx5)+(3^4)/(5xx7)++(n^4)/((2n-1)(2n+...

    Text Solution

    |

  9. Let C be a curve passing through M(2,2) such that the slope of the tan...

    Text Solution

    |

  10. The equation of the curve is y-f(x). The tangents at [1,f(1)[,[2,f(2)]...

    Text Solution

    |

  11. if sin x +sin^2 x = 1 then cos^12 x+ 3 cos^10 x + 3 cos^8 x + cos ^6 ...

    Text Solution

    |

  12. The value of 2^(2010)(int0 1x^(1004)(1-x)^(1004)dx)/(int0 1x^(1004)(1...

    Text Solution

    |

  13. if (x-a)(x-5)+2=0 has only integral roots where a in I , then value o...

    Text Solution

    |

  14. Let f be a differentiable function satisfying the condition f ((x)/(y)...

    Text Solution

    |

  15. A point z moves on the curve |z-4-3i| =2 in an argand plane. The maxim...

    Text Solution

    |

  16. If alpha, beta and gamma are the roots of the equation x^(3)-px^(2)+qx...

    Text Solution

    |

  17. If f(x) is a continuous function AAx in R , then which of the followi...

    Text Solution

    |

  18. Statement 1: If|x+3|+5=|x+8|t h e nxgeq-3 Statement 2: |a|+|b|=|a+b...

    Text Solution

    |

  19. Let In=int- 1^1|x|(1+x+(x^2)/2+(x^3)/3+.....+(x^(2n))/(2n))dx where ...

    Text Solution

    |

  20. If sintheta=5sin(theta+varphi),t h e ntan(theta+varphi)= (sinvarphi)/...

    Text Solution

    |