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the nth term of a quadratic sequence is an^2+bn+c
here are he first four values 4,12,26,48
find the value of a,b,c


Sagot :

Answer:

the answer is

[tex]3 {n}^{2} - 2n - 1[/tex]

also i was too lazy to type it so i sent a picture. sorry about my handwriting

View image layla65373
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