Question

which one would be the ans​

Answer 1

Answer:

any odd positive integer

Step-by-step explanation:

because lets take 3cases

case1

n=3

n^2-1=3^2-1

=9-1 = 8

which is divisble

case2

n=5

n^2-1=5^2-1

=25-1

=24

which is divisble

case3

n=7

n^2-1=7^2-1

=49-1

=48

which is divisble

thus proved