Home
Class 11
MATHS
Find the 4th term from the end in the e...

Find the 4th term from the end in the expansion of `(1-3x)^(10)`

Text Solution

Verified by Experts

The correct Answer is:
N/a
4th term from the end in the expansion of `(1-3x)^(10)`
=4th term from the beginning in the expansion of `(-3x+1)^(10)`
`T_(3+1)=^(10)C_(3)(-3x)^(10-3).(1)^(3)`
`(|ul10)/(|ul3|ul7).(-2187)x^(7)=-262440x^(7).`
Promotional Banner

Topper's Solved these Questions

  • BINOMIAL THEOREM

    NAGEEN PRAKASHAN ENGLISH|Exercise Exercise 8A|22 Videos

  • BINOMIAL THEOREM

    NAGEEN PRAKASHAN ENGLISH|Exercise Exercise 8B|38 Videos

  • COMPLEX NUMBERS AND QUADRATIC EQUATION

    NAGEEN PRAKASHAN ENGLISH|Exercise MISCELLANEOUS EXERCISE|20 Videos

Similar Questions

Explore conceptually related problems

Find the 3rd term from the end in the expansion of (2-3x)^(8)

Find the 4th term from the end in the expansion of (3/(x^2)-(x^3)/6)^7 .

Find the 7th term from the end in the expansion of (x+(1)/(x))^(11)

Find the 7th term from the end in the expansion of (x+(1)/(x))^(11)

Find the 5th term from the end in the expansion of (3x-1/(x^2))^(10)dot

(ii) Find the 4th term from the end in the expansion of ((3)/(x^2) - (x^3)/(6) )^7 .

Find the 4th term from the end in the expansion of ((x)/(2)-(4)/(x))^(15)

Find the 4th term from the end in the expansion of ((4x)/5-5/(2x))^9dot

Find the 4th term from the end in the expansion of ((x)/(2)-(4)/(x))^(15)

Find the 7th term from the end in the expansion of (2x^2-3/(2x))^8dot

NAGEEN PRAKASHAN ENGLISH-BINOMIAL THEOREM-Miscellaneous Exericse
  1. Find the 4th term from the end in the expansion of (1-3x)^(10)

    Text Solution

    |

  2. Find a, b and n in the expansion of (a+b)^nif the first three terms ...

    Text Solution

    |

  3. If the coefficients of x^2a n d\ x^3 in the expansion o (3+a x)^9 are ...

    Text Solution

    |

  4. Find the coefficient of a^4 in the product (1+a)^4(2-a)^5 using binomi...

    Text Solution

    |

  5. If a and b are distinct integers, prove that a - b is a factor of a^n-...

    Text Solution

    |

  6. Evaluate (sqrt(3)+sqrt(2))^6-(sqrt(3)-sqrt(2))^6dot

    Text Solution

    |

  7. Find the value of (a^2+sqrt(a^2-1))^4+(a^2-sqrt(a^2-1))^4.

    Text Solution

    |

  8. Find an approximation of (0. 99)^5 using the first three terms of its ...

    Text Solution

    |

  9. Find n, if the ratio of the fifth term from the beginning to the fi...

    Text Solution

    |

  10. Using binomial theorem expand (1+x/2-2/x)^4,\ x!=0.

    Text Solution

    |

  11. Find the expansion of (3x^2-2a x+3a^2)^3 using binomial theorem.

    Text Solution

    |

  12. Find a, b and n in the expansion of (a+b)^nif the first three terms ...

    Text Solution

    |

  13. If the coefficients of x^2a n d\ x^3 in the expansion o (3+a x)^9 are ...

    Text Solution

    |

  14. Find the coefficient of x^5 in the expansion of (1 + 2x)^6 (1-x)^7.

    Text Solution

    |

  15. If a and b are distinct integers, prove that a - b is a factor of a^n-...

    Text Solution

    |

  16. Evaluate (sqrt(3)+sqrt(2))^6-(sqrt(3)-sqrt(2))^6dot

    Text Solution

    |

  17. Find the value of (a^2+sqrt(a^2-1))^4+(a^2-sqrt(a^2-1))^4.

    Text Solution

    |

  18. Find an approximation of (0. 99)^5using the first three terms of its ...

    Text Solution

    |

  19. Find n, if the ratio of the fifth term from the beginning to the fi...

    Text Solution

    |

  20. Expand using Binomial Theorem (1+x/2-2/x)^4,x!=0.

    Text Solution

    |

  21. Find the expansion of (3x^2-2a x+3a^2)^3 using binomial theorem.

    Text Solution

    |