Q. 104.6( 23 Votes )

Find the square r

Answer :

Prime factors of 729 = 3 × 3 × 3 × 3 × 3 × 3


So, we have 3 pairs of 3.


Square root of 729, √729 = 3 × 3 × 3 = 27


Similarly,


Prime factors of 324 = 3 × 3 × 6 × 6


So, there is 1 pair of 3’s and 1 pair of 6’s


Square root of 324, √324 = 3 × 6 = 18


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