Enter a problem...

Algebra Examples

Popular Problems

Evaluate (- square root of -1)

$(- \sqrt{- 1})$

Step 1

Remove parentheses.

$- \sqrt{- 1}$

Step 2

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

$- i$

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

Please ensure that your password is at least 8 characters and contains each of the following:

a number
a letter
a special character: @$#!%*?&