Home
Class 11
MATHS
What is the value of tan30^@+2tan60^@+4t...

What is the value of `tan30^@+2tan60^@+4tan120^@+8cot240^@`? Also verify the value directly.

Promotional Banner

Topper's Solved these Questions

  • STRAIGHT LINES

    A N EXCEL PUBLICATION|Exercise QUESTION BANK|167 Videos

Similar Questions

Explore conceptually related problems

Find tha value of tan 75^@

Find the value of tan (pi/8)

Find the value of tan((19pi)/3)

The value of tan6^(@)tan42^(@)tan66^(@)tan78^(@) is

The value of tan 40^(@) + tan 20^(@) + sqrt(3) tan 20^(@) tan 40^(@) is equal to

Find :the value of 'tan(13 pi / 12) '.

The value of tan9^(@)-tan27^(@)-tan63^(@)+tan81^(@) is

Find the value of the following: tan 15^@

The value of cos tan^(-1)(3/4) is

Find the value of cot(tan^(-1) a + cot^(-1) a)

A N EXCEL PUBLICATION-TRIGONOMETRIC FUNCTIONS-QUESTION BANK
  1. Prove that cotA-tanA=2cotA

    Text Solution

    |

  2. using cotA-tanA=2cot2A deduce that tanalpha+tan2 alpha+4tan4alpha+8co...

    Text Solution

    |

  3. What is the value of tan30^@+2tan60^@+4tan120^@+8cot240^@? Also verify...

    Text Solution

    |

  4. Match the following:

    Text Solution

    |

  5. Prove that tan^2 60^@+4cos^2 45^@+3sec^2 30^@+5cos^2 90^@=9

    Text Solution

    |

  6. Suppose theta is an acute angle and tantheta+cot theta=2 Derive a quad...

    Text Solution

    |

  7. Suppose theta is an acute angle and tantheta+cot theta=2 solve the gi...

    Text Solution

    |

  8. Suppose A and B are angles lying in the first quadrant such that tanA=...

    Text Solution

    |

  9. Suppose A and B are angles lying in the first quadrant such that tanA=...

    Text Solution

    |

  10. Suppose A and B are angles lying in the first quadrant such that tanA=...

    Text Solution

    |

  11. Which of the following are true if theta is in first quadrant tantheta...

    Text Solution

    |

  12. Which of the following are true If theta is in 3rd quadrant sintheta=1...

    Text Solution

    |

  13. Which of the following are true? for some angle theta: sintheta=4

    Text Solution

    |

  14. Which of the following are true ?for some angle theta: tantheta=5

    Text Solution

    |

  15. Which of the following are true in the 1st quadrant all trignometric r...

    Text Solution

    |

  16. If tanA=18/17 and tanB=1/35 prove that tan(A-B)=1

    Text Solution

    |

  17. If tan(A-B)=1 what is the value of A-B?

    Text Solution

    |

  18. If tan(A+B)=(tanA+tanB)/(1-tanAtanB) , then by applying the result tan...

    Text Solution

    |

  19. If tanA+tanB=a and cotA+cotB=b prove that cotA cotB=b/a

    Text Solution

    |

  20. If tanA+tanB=a and cotA+cotB=b.Prove that cot(A+B)=(1/a)-(1/b)

    Text Solution

    |