Question

If (n ^ 2 - 1) is divisible by 8, then n is
a-an odd integer
b-a natural number
c-an odd integer
d-an even integer

OSWAAL CLASS X MATHS
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Answer 1

Answer:

an odd integer

would be the answer

=As by taking value of n as 3 (say) we get ,

(3^2-1)

=9-1

=8 { which is divisible by 8}

hence, all value of odd integer will satisfy by this equation