Question

If 16^2=31
And 17^2=61
Then 13^2 is

Answer 1

16^2 = 256

5-2 = 3

6-5= 1

so it's 31

similarly

17^2 = 289

8-2 = 6

9-8 =1

so it's 61

now 13^2 = 169

so 6-1 =5

9-6=3

therefore 53 is the answer