Question

the square of which of the following numbers would be an odd number or even number ?? why?? I) 727 ii) 158 iii) 269 IV ) 1980p​

Answer 1

Step-by-step explanation:

1) The square of 727 will be an odd no

as 7×7=49 so at units place it will come as 9 where 9 is a odd no.

2)The square of 158 will be an even no as 8×8=64 where so at units place it will come 4 where 4 is an even no.

3) The square of 269 will be an odd no

4) The square of 1980 will be an even no