Algebra Examples

$(- 7 + 2 i) - (- 5 i)$

Step 1

Multiply $- 5$ by $- 1$ .

$- 7 + 2 i + 5 i$

Step 2

Add $2 i$ and $5 i$ .

$- 7 + 7 i$

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