Try Un = n2
Try Un = n2
Try Un = n2
Try Un = n2
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2(n-1)
> since the value rises by nine at each step and the first term is 12 the formula for > the nth term is: 12+(n-1)*9 Which simplifies to Sn = 9n + 3
It is: nth term = 29-7n
n-squared, or n to the power 2
The nth term is 4n-1 and so the next term will be 19