Question

Show that 1764 is a perfect square by using prime factorisation method. Find the number whose square is 1764​

Answer 1

Answer:

Step-by-step explanation:

1764 = 2 x 2 x 3 x 3 x 7 x 7. Therefore, √1764 = 42.

Answer 2

Answer:

Hey Hi

Let's start prime factorisation of 1764

1764 = 2^2 x 21^2

Here we can clearly see that all the numbers are in perfect squares thus 1764 is also a perfect square of (2 x 21 = 42)

Hope this helps

For any doubt, comment below

Regards

Rishabh Bansal