Algebra Examples

$(- 2 + 4 i) + (3 - 9 i)$

Step 1

Add $- 2$ and $3$ .

$1 + 4 i - 9 i$

Step 2

Subtract $9 i$ from $4 i$ .

$1 - 5 i$

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