Find the nth term of this sequence. b) Here are the first four terms of a quadratic sequence.
The nth term of this sequence is an2 + bn + C.
1
11
27
49
Find the values of a, b and c.

I’m sure you could google it. my profile picture might

1. 0.3 •4 is the same as 4 groups of 0.32. 7•0.8 is the same as 7 groups of 0.83. it increases by 0.5 every time, so 0.5x4 it increases by 0.9 every time, so 0.9x5. 0.9•12=10.86. 0.47•5=2.35i can finish the next ones in a separate post