Question

A statement Sn about the positive integers is given. Write statements S1, S2, and S3, and show that each of these statements is true. Sn: 1^2 + 4^2 + 7^2 + . . . + (3n - 2)2 = (n(〖6n〗^2-3n-1))/2

Answer 1

whoever solves will get medal

Answer 2

lol idk im new to this thing, can someone plz just help me

Answer 3

@kaos_gabz help please

Answer 4

S1 = 1
S2 = 17
s3= 67

Answer 5

can u show me how to do it plz, i wanna understand

Answer 6

what he said..

Answer 7

S1 is sum of 1 term = 1^2 =1
S2 is sum of 2 terms = 1^2 + 4^2 =17
you do S3

Answer 8

s3=3 terms
1^2+4^2+7^2=67

Answer 9

yup

Answer 10

but how do i show that each statement is true

Answer 11

like question is asking

Answer 12

read my comment above, it has 2 parts : "statement" and "proof"
"statement" is :" S1 is sum of 1 term, it is one"
"proof" : S1= 1^2 =1
do the same with S2, S3

Answer 13

i got it thx