How do you write $3 sqrt x^2$ as an exponential form?

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Answer 1 · 2016-04-02T16:56:28

$3(x^2)^(1/2)$

For every x, this has two values $+-3x$ .

Note that #a^(1/n) has n real/complex values. The complex values occur in conjugate pairs.

In the case of $3sqrt(x^2=) 3(x^2)^(1/2)$ , n = 2 and the two values are both real, $+-3x$ .

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