Question

square root of 1764 by factorisation​

Answer 1

Answer:

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

Answer 2

Answer is 42

Last lines-

= 2×2 × 3×3 × 7×7 Make them as pairs and take the common no.

= 2×3×7

= 42

therefore,

$\sqrt{1764} = 42$