Question

O 12
0-12
Question 10:10. If an = n2 - 1 and an = 99 then the value of nis
99
09
10
100​

Answer 1

Answer:

100 as

an=99

99=n2-1

n2=99+1

n2=100

Answer 2

Answer:

10

Step-by-step explanation:

as n^2-1 and an =99

then n^2 = 99 + 1

= n^2 = 100

=n =√100

= n= 10