The relationship that shows the number of squares per step is:
step 1 2
step 2 6
step 3 12
This is not a quadratic function
it goes from 2 to 3 * 2 to 3 * 2* 2
6 is not the square of 2
and 12 is not the square of 6
It goes like:
(x+1)^2 + 1
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