I. In sequence an-2n2-1 the second term is,A) IB) 7C) 17D) 3 – InterviewSolution

1.

I. In sequence an-2n2-1 the second term is,A) IB) 7C) 17D) 3

Answer»

a(n) = 2n² - 1

a(2) = 2 × 2² - 1 = 8 - 1 = 7

(B) is correct

yah option B is correct

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