Question

if a number has 1or 9 in the units place.then it's square ends with in​

Answer 1

Answer:

1

Step-by-step explanation:

1² = 1

9² = 81

∴ If a number has 1 or 9 in the units place.then it's square ends with in​ 1

Answer 2

Answer:

if 1 or 9 in units place we will get 1 as last digit