Evaluate (-1)^(1/2)

${(- 1)}^{\frac{1}{2}}$

Step 1

Rewrite ${(- 1)}^{\frac{1}{2}}$ as $\sqrt{{(- 1)}^{1}}$ .

$\sqrt{{(- 1)}^{1}}$

Step 2

Evaluate the exponent.

$\sqrt{- 1}$

Step 3

Rewrite $\sqrt{- 1}$ as $i$ .

$i$

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