How is -1 the next number in this sequence -145, -91, -49, -19?
What is the full formula of the quadratic sequence and how is it derived?
So far I have deciphered the first part of the quadratic formula as -6n2 by using the details shown below.
View attachment 15929
Thank you
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What is the full formula of the quadratic sequence and how is it derived?
So far I have deciphered the first part of the quadratic formula as -6n2 by using the details shown below.
View attachment 15929
Thank you
-