Math, asked by fiqra0623, 28 days ago

If an=n2-1 and an=99 then the value is----

Answers

Answered by ZaidFaruqui
1
an=n^2-1
99 = n^2 - 1 ( an = 99 )
n^2 = 99 + 1
n^2 = 100
n = 10

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