The square root of 25 is 5.
The square root of 9 is 3.
The square root of 259 is 16.1
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sqrt(25/81) = +/- 5/9
They are: 1, 4, 9, 16 and 25
sqrt(25/81) = 5/9
25Y2 - 9 = 0 25Y2 = 9 Y2 = 9/25 take square root each side Y = sqrt(9/25) Y = 3/5 -----------------check 25(3/5)2 - 9 = 0 25(9/25) - 9 = 0 9 - 9 = 0 0 - 0 -------------checks
No, the perfect squares are 1, 4, 9, 16, 25, 36, 49...