Question

Determine the digits at the units palce in the squares of the following numbers 132

Answer 1

Answer:

Step-by-step explanation:

Square of any integer cannot have 2 in the units place. Thus 132 is not a perfect square.

Square of any integer can only have the following digits in the units place:

0,1,4,5,6,9

Answer 2

Unit digif is 2^2= 4