Basic Math Examples

$- 2^{2} - 9^{2}$

Step 1

Simplify each term.

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Step 1.1

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

$- 1 \cdot 4 - 9^{2}$

Step 1.2

Multiply $- 1$ by $4$ .

$- 4 - 9^{2}$

Step 1.3

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

$- 4 - 1 \cdot 81$

Step 1.4

Multiply $- 1$ by $81$ .

$- 4 - 81$

$- 4 - 81$

Step 2

Subtract $81$ from $- 4$ .

$- 85$

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