Question

find the remainder when the square of any number is divided by 4​

Answer 1

0,1,0,1,0 is the best and the only answer to this question

Answer 2

remainder = 0 ( when number is even)  & remainder = 1 when number is off  if the square of any number is divided by 4​

Step-by-step explanation:

remainder when the square of any number is divided by 4

odd number = 2n+1

even number = 2n

(2n)² = 4n²  

4n²/4 = n²

Hence When Square of even numbers divided by 4 , remainder = 0

(2n + 1)²

= 4n² + 1 + 4n

= 4n(n+ 1) + 1

Hence When Square of odd numbers divided by 4 , remainder = 1

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