Question

what will be the units digit of the square of the following numbers i)39 ii)297 iii)5125 iv)7286 v)8742​

Answer 1

Step-by-step explanation:

For unit's place:

i) 9×9 = 1 ,

ii) 7×7 = 9

iii) 5×5 = 5

iv) 6×6 = 6

v) 2×2 = 4