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Algebra Examples

Popular Problems

Evaluate square root of -2+1

$\sqrt{- 2 + 1}$

Step 1

Add $- 2$ and $1$ .

$\sqrt{- 1}$

Step 2

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

$i$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$

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