No products in the cart.

  1. Homework Help
  2. CBSE
  3. Class 11
  4. Mathematics

1^2+3^2+5^2+-----+(2n-1)^2=n(2n-1)(2n+1)/3

CBSE, JEE, NEET, CUET

CBSE, JEE, NEET, CUET

Question Bank, Mock Tests, Exam Papers

NCERT Solutions, Sample Papers, Notes, Videos

Install Now
1^2+3^2+5^2+-----+(2n-1)^2=n(2n-1)(2n+1)/3

    • Posted by Suresh Basor 5 years, 9 months ago

    CBSE > Class 11 > Mathematics
    • 2 answers

    Iram Hasan Hasan 5 years, 9 months ago

    L.H.S. Sum=1^2+2^2+---------+(2n-1)^2 =sum(2n-1)^2 =sum(4n^2+1-4n) =sum4n^2+sum(1)-sum(4n) =4[n(n+1)(2n+1)/6]+n-4n(n+1)/2 =n/3[2(n+1)(2n+1)+3-6(n+1)] =n/3[4n^2+6n+2+3-6n-6] =n/3[4n^2-1] =n/3[(2n-1)(2n+1)] =n(2n-1)(2n+1)/3

    0Thank You

    Soham Dubey 5 years, 9 months ago

    Bhai rehne de

    1Thank You

    ANSWER
    https://examin8.com Test

    Related Questions

    Square of 169

    • Posted by Ashish Chaudhary 1 year, 4 months ago

    CBSE > Class 11 > Mathematics
    • 1 answers
    The sum of two numbers is 6 time its geometric mean show that numbers are in the ratio (√3 +2): (3-2√2)

    • Posted by Shubham Jaat 1 year, 4 months ago

    CBSE > Class 11 > Mathematics
    • 0 answers
    Prove that sin square 8x - sin square 3x =sin11x.sin5x

    • Posted by Sabin Sultana 1 year, 4 months ago

    CBSE > Class 11 > Mathematics
    • 0 answers
    Modern ABC class 11 mathematics solutions chapter 2 relation and functions

    • Posted by Gurleen Kaur 1 year, 5 months ago

    CBSE > Class 11 > Mathematics
    • 0 answers
    Express the complex number i-39

    • Posted by Sana Dharwad 1 year, 4 months ago

    CBSE > Class 11 > Mathematics
    • 0 answers
    Find the equation of a circle with centre (2,2) and passes through the point (4,5)

    • Posted by Sethpoulou Apoulou 1 year, 5 months ago

    CBSE > Class 11 > Mathematics
    • 0 answers
    2nC2:nC3=33:10

    • Posted by K.Y K 1 year, 5 months ago

    CBSE > Class 11 > Mathematics
    • 0 answers
    Find the product. (4x²) (–5³)

    • Posted by Manoj Thakur 1 year, 4 months ago

    CBSE > Class 11 > Mathematics
    • 0 answers
    Ch 1 ke questions

    • Posted by Nitin Kumar 1 year, 4 months ago

    CBSE > Class 11 > Mathematics
    • 1 answers
    (3+i)x + (1-2i) y +7i =0

    • Posted by Ananya Sv 1 year, 5 months ago

    CBSE > Class 11 > Mathematics
    • 1 answers

    myCBSEguide App

    myCBSEguide

    Trusted by 1 Crore+ Students

    Install Now

    Test Generator

    Test Generator

    Create papers online. It's FREE.

    Try Now

    CUET Mock Tests

    CUET Mock Tests

    75,000+ questions to practice only on myCBSEguide app

    Install Now
    Google Play

    Download myCBSEguide App

    All Courses

    Other Websites

    CBSE Courses

    Resources

    Corporate

    NCERT Solutions

    CBSE Sample Papers

    All Content and Intellectual Property is under Copyright Protection | myCBSEguide.com ©2007-2025