Finite Math Examples

$1 - 3 + 9 - 27 + 81 - 243$

Step 1

Subtract $3$ from $1$ .

$- 2 + 9 - 27 + 81 - 243$

Step 2

Add $- 2$ and $9$ .

$7 - 27 + 81 - 243$

Step 3

Subtract $27$ from $7$ .

$- 20 + 81 - 243$

Step 4

Add $- 20$ and $81$ .

$61 - 243$

Step 5

Subtract $243$ from $61$ .

$- 182$

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