Question

7. Observe the following pattern.
1 + 3 = 2^2
1 + 3 + 5 = 3^2
1 + 3 + 5 + 7 = 4^2
Now, write the value of:
1 + 3 + 5 + 7 + 9 + 11 +....
+ 19
​

Answer 1

8^2


I hope that it will help you.....