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math problems

what is 1 square plus 2 square plus 3 square plus 4 square ........plus "n" square


total challengers: 2   
1st
n(n+1)(2n+1)/6
30 seconds
n(n+1)(2n+1)/6
that's the equation (see more)
 
heyheyheyareyouok
BY heyheyheyareyouokall me
RATING: 0.0  VIEWS: 69  VOTES: 0

 

2nd
math
240 seconds
n3(cube)/3+n2(square)/2+n/6 (see more)
 
HarryBaileys
BY HarryBaileys
RATING: 0.0  VIEWS: 36  VOTES: 0





Comments

heyheyheyareyouok
heyheyheyareyouok peewee
over 3 years ago
re: math
mine's n(n+1)(2n+1)/6
REPLY
HarryBaileys
HarryBaileys peewee
over 3 years ago
re: math
n3/3+n2/2+n/6
REPLY
 
Started byThis competition was created by HarryBaileysHarryBaileys

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