14 / sqrt(7) = 2 sqrt(7)
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The square root of 4 is 2, if you multiply that by the square root of 49, which is 7, you get 14.
28
It is 1.
The square root of 49 is 77, because, 7 x 7 = 49.
It could be: 7/8 times 7/18 = 49/144 and its square root is 7/12