Find whether the square of the following numbers are even or odd?

8204

Given: A number 8204 and need to find out whether it is even or odd

Now, the square of number, n = n²

Consider units digit of a number 8204 and square the units digit number.

⇒ Here, Units digit number is 4

⇒ Square of 4 = 16

⇒ 4 is a even number

⇒ ∴ square of 8204 will be again even number

Hence, 8204 is even number.