Basic Math Examples

$\frac{- 9^{2} + 21}{- 3}$

Step 1

Simplify the numerator.

Tap for more steps...

Step 1.1

Raise $9$ to the power of $2$ .

$\frac{- 1 \cdot 81 + 21}{- 3}$

Step 1.2

Multiply $- 1$ by $81$ .

$\frac{- 81 + 21}{- 3}$

Step 1.3

Add $- 81$ and $21$ .

$\frac{- 60}{- 3}$

$\frac{- 60}{- 3}$

Step 2

Divide $- 60$ by $- 3$ .

$20$

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