Given a number 99998 and need to find out whether it is even or odd
Now, the square of number, n = n2
Consider units digit of a number 99998 and square the units digit number.
⇒ Here, Units digit number is 8
⇒ Square of 8 = 64
⇒ 8 is a even number
⇒ ∴ square of 99998 will be again even number
Hence, 99998 is even number.
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