Question

Find whether 194 is a perfect square of not by using odd number method.

Answer 1

Answer:

Step-by-step explanation:

A perfect square is a number that can be expressed as the product of two equal integers.

The only way to accurately calculate if a number is a perfect square is to find the factors. Before we go through the trouble of finding the factors, there is a quick trick you can use to help determine if you need even need to do the extra work.

A: No, the number 194 is not a perfect square.

Answer 2

Answer:

194 is a perfect square because it's unit digit is 4