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The square root of 72 is equivalent to 6 times the square root of 2.
There are different answers for different expressions but essentially, you can either evaluate the expression and then find the square root using a calculator, computer or numerical methods, or you can work out the square root algebraically.
It is: 1/2
2.82842712475
Square root of 2, square root of 3, square root of 5... actually the square root of any number that is not a perfect square.Cubic root of 2, cubic root of 3... again, the cubic root of any number that is not a perfect cube.Pi (about 3.1416)e (about 2.718)Trigonometric functions, for most values of the domainLogarithm and antilogarithms, for most values of the domainMost expressions that include any of the above.