Basic Math Examples

$\frac{- 7^{2} + 13}{- 2}$

Step 1

Simplify the numerator.

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Step 1.1

Raise $7$ to the power of $2$ .

$\frac{- 1 \cdot 49 + 13}{- 2}$

Step 1.2

Multiply $- 1$ by $49$ .

$\frac{- 49 + 13}{- 2}$

Step 1.3

Add $- 49$ and $13$ .

$\frac{- 36}{- 2}$

$\frac{- 36}{- 2}$

Step 2

Divide $- 36$ by $- 2$ .

$18$

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