There is no real number multiplied by itself that equals -72, or any negative number, for that matter.
In fact there are no even roots of negative numbers. However, odd roots of negative numbers are entirely possible. For instance, the cube root of -64 is -4 ... rather, ( -4 ) ( -4 ) ( -4 ) = -64
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The square root of 72 is equivalent to 6 times the square root of 2.
Well, there technically is not a way to simplify the square root of 2, but the simplified version of the square root of 72 is 6 square root 2
square root of a negative number is imaginary square root of negative 1 is defined as i square root of negative 144 is sqrt ((144)(-1)) = 12i
The square root of a negative number is not real.
Negative 64 is the square root of an integer. The square root of -64 is not an integer.