Question

prove that 196 is a perfect square​

Answer 1

Answer:

196 is always a perfect square

Step-by-step explanation:

196 = 2 x 2 x 7 x 7. Thus, 196 can be expressed as a product of pairs of equal factors. Therefore, 196 is a perfect square. Also, 196 = (2 x 7) x (2 x 7) = (14 x 14) = (14)².

Answer 2

Answer:

Last digit is 6 which is a perfect square that means 196 is perfect square