Question

without doing any calculation, Find the numbers which are not perfect square with reason - 1267,608,1990,16900.

Answer 1

Hola!!

Thanks for the question

1267- is not a perfect square because perfect sq never end with 7

608- is not a perfect sq because it ends with 8

1990- it is not a perfect sq because it have odd number of zeroes

16900- can be a perfect sq

Hope it helps

Be brainly  

Answer 2

there are no any square having unit place 7 8 and one 0
hence the number 1267 608 1990 are not complete square
hence 16900 is the complete square.it is a square of 130.

hope it helps you....