Home
Class 11
MATHS
If cos x + cos^(2) x =1 , " then " sin^...

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

A

0

B

1

C

2

D

3

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • TRIGONOMERTIC RATIOS

    AAKASH SERIES|Exercise PRACTICE EXERCISE|77 Videos

  • TRIGONOMERTIC RATIOS

    AAKASH SERIES|Exercise EXERCISE - I|35 Videos

  • TRIGNOMETRIC EQUATIONS

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (PRACTICE SHEET (ADVANCED) INTEGER TYPE QUESTIONS)|2 Videos

  • TRIGONOMETRIC EQUATIONS

    AAKASH SERIES|Exercise Practice Exercise|49 Videos

Similar Questions

Explore conceptually related problems

If sin x + sin^(2) x =1 " then " cos^(8) x + 2 cos^(6) x + cos^(4) x =

If sinx + sin^(2) x = 1 , then the value of cos^(12)x +3 cos^(10) x + 3 cos^(8) x + cos^(6) x - 2 is equal to

cosx+cos^(2) x = 1 rArr sin^(8) x + 2sin^(6) x+sin^(4) x =

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

2(sin^(6) x + cos^(6) x ) -3(sin^(4) x + cos^(4) x ) +1=

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

If sin^(3) x + sin x .cos x + cos^(3) x = 1 then x =

If 7 cos ^(2) x + sin x cos x - 3 then x =

int (1)/(2 sin^(2) x + 3 sin x cos x - 2 cos^(2) x ) dx =

AAKASH SERIES-TRIGONOMERTIC RATIOS-EXERCISE- II
  1. If sqrt(sin x)+ cos x = 0 then sin x =

    Text Solution

    |

  2. sin^(2) x=1-sinx then cos^(4)x+cos^(2)x=

    Text Solution

    |

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

    Text Solution

    |

  4. If sec A = 5x + (1)/(20x) then sec A + tan A =

    Text Solution

    |

  5. If tan theta = p - (1)/(4p) then sec theta - tan theta =

    Text Solution

    |

  6. sqrt(1-sin^(2)100^(@))*sec 100^(@)=

    Text Solution

    |

  7. If sqrt((1+sin A)/(1-sin A))=sec A +tan A, then the quadrants in which...

    Text Solution

    |

  8. If pi/2 lt theta lt pi then sqrt((1-sin theta)/(1+sin theta))+sqrt((1+...

    Text Solution

    |

  9. If pi lt alpha lt 2pi then (1)/(Sin alpha - sqrt(cot^(2)alpha -cos^(2)...

    Text Solution

    |

  10. ((sqrt(3) + 2 cosA)/( 1-2 sin A ))^(-3) + ((1+ 2 sin A )/( sqrt(3)-2 c...

    Text Solution

    |

  11. If 2 sin x + 5 cos y + 7 sin z = 14 then 7 tan. (x)/(2) + 4 cos y - 6 ...

    Text Solution

    |

  12. If (sin alpha + "cosec" alpha )^(2) + ( cos alpha + sec alpha )^(2)=k+...

    Text Solution

    |

  13. If Sin theta + Cos theta = sqrt(3) Cos theta then 2 Cos theta - Sin ...

    Text Solution

    |

  14. If a cos theta - b sin theta = c then a sin theta + b cos theta=

    Text Solution

    |

  15. If a Sin theta + b Cos theta = c then (a-b tan theta)/(b + a tan theta...

    Text Solution

    |

  16. If sin x + cos x =a then |sin x - cos x|=

    Text Solution

    |

  17. If a sec theta + b tan theta = c then (a tan theta + b sec theta)^(2)=

    Text Solution

    |

  18. If sin theta + cos theta = a " then " sin^(4) theta + cos^(4) theta =

    Text Solution

    |

  19. If cosec^(6) theta - cot^(6) theta = a cot^(4) theta + b cot^(2) theta...

    Text Solution

    |

  20. If a=x cos^(2) alpha + ysin^(2) alpha " then " (x-a)(y-a)+(x-y)^(2)si...

    Text Solution

    |