Use a calculator. Most will allow you to find 70(1/4)
Or find the square root of the square root of 70.
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Find the factors of 484484= (4)(121)Square root of (484) = Sq. root (4 x 121) = Sq. root (4) x sq. root of (121) = 2(11) = 22
The square root of 4900 is 70
The two square roots of 4,900 are +70 and -70 . 70 x 70 = 4,900 (-70) x (-70) = 4,900
To find the ARITHMETIC mean of 4 and 10, you add them up and then divide by n number of values: (4+10)/2 = 7 To find the GEOMETRIC mean, you multiply 4 and 10, and then find the nth root: the square root of 40 is 6.32 (to 3 significant figures).
You can take out the perfect square 4: root(40) = root(4 x 10) = root(4) x root(10) = 2 root(10).