My Math Forum  

Go Back   My Math Forum > High School Math Forum > Elementary Math

Elementary Math Fractions, Percentages, Word Problems, Equations, Inequations, Factorization, Expansion


View Poll Results: howz my idea
good 1 25.00%
not so good 1 25.00%
not work on it futher 1 25.00%
keep going 1 25.00%
Multiple Choice Poll. Voters: 4. You may not vote on this poll

Thanks Tree5Thanks
Reply
 
LinkBack Thread Tools Display Modes
September 20th, 2018, 05:42 AM   #11
Math Team
 
Joined: Oct 2011
From: Ottawa Ontario, Canada

Posts: 13,608
Thanks: 954

Clearer this way:
square of 0 = 0
square of 1 = 1 [1-0=1]
square of 2 = 4 [4-1=3]
square of 3 = 9 [9-4=5]

Formula for Sum of 1st n squares:
S = n(n+1)(2n+1) / 6
Thanks from keshri
Denis is offline  
 
Reply

  My Math Forum > High School Math Forum > Elementary Math

Tags
squares



Thread Tools
Display Modes


Similar Threads
Thread Thread Starter Forum Replies Last Post
Sum of all the squares? 3uler Calculus 22 August 17th, 2014 04:55 AM
sum of squares Hoempa Math Events 2 December 6th, 2013 02:12 AM
squares ungeheuer Algebra 3 July 3rd, 2013 01:51 PM
squares mathkid182 Linear Algebra 2 May 1st, 2013 04:39 PM
squares WillingSponge Number Theory 5 July 9th, 2010 07:52 AM





Copyright © 2018 My Math Forum. All rights reserved.