Question

which of the following is not the prefect square (c)198​

Answer 1

Solution

198 is not a perfect square.

$\underline\color{purple} \tt{more}$

A square of a number is that number times itself, The perfect squares are the squares of the whole numbers : 1 , 4 , 9 , 16, 25, 36 , 49 , 64 , 64 , 81 , 100...

$\underline\color{teal} \tt \: {note}$

All the perfect squares numbers and with 0 coma 1 , 4 , 5 , 6 or 9 but all the numbers with end with 0 , 1 , 4 , 5 , 6 or 9 are not perfect square.