Question

Check whether the following numbers are perfect square or not
a. 980
b. 784
plzz give with working​

Answer 1

Answer:

a/

it is a perfect square .

b/ it is a perfect square

Step-by-step explanation:

easy trick is to find is the number ending with 0,1,4,6,7,8 is a perfect square

Answer 2

Answer:

after doing the prime factorization of 784 and 980 we cannot group all the prime numbers in pairs so these numbers are not perfect squares