Home
Class 12
MATHS
If sinx + sin^(2)x =1 then cos^(12)2x + ...

 If `sinx + sin^(2)x =1` then `cos^(12)2x + 3cos^(10)x+3cos^(8)x + cos^(6)x` =

A

1

B

2

C

3

D

0

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MODEL TEST PAPER 9

    KCET PREVIOUS YEAR PAPERS|Exercise Mathematics|60 Videos

  • SOLVED PAPER 2011

    KCET PREVIOUS YEAR PAPERS|Exercise MATHEMATICS|58 Videos

Similar Questions

Explore conceptually related problems

If sinx + sin^(2)x + sin^(3)x = 1 , then : cos^(6)x - 4cos^(4)x + 8cos^(2)x equals :

If sin x+sin ^(2) x=1 then the value of cos ^(2) x+cos ^(4) x is

If sin theta+sin ^(2) theta=1 then cos ^(12) theta+3 cos ^(10) theta+3 cos ^(8) theta+cos ^(6) theta=

cos4x=1-8sin^(2)x cos^(2) x

cos 4x =1- 8 sin ^(2) x cos ^(2) x

If sin^(-1) x + sin^(-1) y = (2pi)/3", then " cos^(-1) x + cos^(-1) y

int (sin^(8)x-cos^(8)x)/(1-2sin^(2)x cos^(2)x)dx =

The value of (cos^(4)x+cos^(2)x sin^(2) x + sin^(2)x)/(cos^(2)x+ sin^(2) x cos^(2) x + sin^(4)x) is ____________

The number of distinct solution of the equation 5/4 cos^(2) 2x + cos^(4)x+sin^(4) x+cos^(6)x+sin^(6) x=2 in the interval [0, 2pi] is _______.

(sin x - sin 3x)/(sin^(2)x-cos^(2)x)=2sinx

KCET PREVIOUS YEAR PAPERS-SOLVED PAPER 04-MATHEMATICS
  1. IfA+B+C = 180^(@) then sumtan(A)/(2)tan(B)/(2)=

    Text Solution

    |

  2. In a triangle ABC if b = 2,B=30^(@) then the area of the circumcircle ...

    Text Solution

    |

  3. If sinx + sin^(2)x =1 then cos^(12)2x + 3cos^(10)x+3cos^(8)x + cos^(6)...

    Text Solution

    |

  4. If R denotes the set of all real numbers then the function f: RtoR def...

    Text Solution

    |

  5. The equation of the director circle of the hyperbola (x^(2))/(16)-(y^(...

    Text Solution

    |

  6. If 0lexlepi and 81^(sin^(2x))+81^(cos^(2x))=30 then x=

    Text Solution

    |

  7. If sin^(-1)(x)/(5)+cosec^(-1)(5)/(4)=(pi)/(2)then x=

    Text Solution

    |

  8. If cos^(-1)p+cos^(-1)q+cos^(-1)r=pi then p^(2)+q^(2)+r^(2)+2pqr=

    Text Solution

    |

  9. The smallest positive integer for which(1 + i)^(2n)=(1 -l)^(2n) is

    Text Solution

    |

  10. If (logx)/(a-b)=(logy)/(b-c)=(logz)/(c-a) then xyz=

    Text Solution

    |

  11. The last digit in 7^(300) is

    Text Solution

    |

  12. How many numbers of 6 digits can be formed from the digits of the numb...

    Text Solution

    |

  13. The number of solutions for the equation x^(2)- 5 x + 6 = 0 is..

    Text Solution

    |

  14. 0.5737373 ....

    Text Solution

    |

  15. ~p^^q is logically equivalent to ...

    Text Solution

    |

  16. Which of the following is the inverse of the proposition: "If a number...

    Text Solution

    |

  17. What must be the matrix X if 2X+[[1,2],[3,4]]=[[3,8],[7,2]]?

    Text Solution

    |

  18. The value of |(1,1,1),(bc,ca,ab),(b+c,c+a,a+b)|

    Text Solution

    |

  19. The value of |(441,442,443),(445,446,447),(449,450,451)|is

    Text Solution

    |

  20. (veca.veci)veci+(veca.vecj)vecj+(veca.veck)veck=

    Text Solution

    |