ruby8012 ruby8012

21-06-2021
Mathematics

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Find the nth term of this quadratic sequence
4, 7, 12, 19, 28,...

Respuesta :

mariahlongwane15 mariahlongwane15

21-06-2021

Tn=n²+3

from 4 to 7....the difference is 3, then from 7 to 12 the difference is 5 and from 12 to 19 the difference is 7

therefore we constantly add 2 to the difference

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