Algebra Examples

$(2) {(- 7)}^{2} - (- 2) {(- 3)}^{3}$

Step 1

Simplify each term.

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Step 1.1

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

$2 \cdot 49 + 2 {(- 3)}^{3}$

Step 1.2

Multiply $2$ by $49$ .

$98 + 2 {(- 3)}^{3}$

Step 1.3

Raise $- 3$ to the power of $3$ .

$98 + 2 \cdot - 27$

Step 1.4

Multiply $2$ by $- 27$ .

$98 - 54$

$98 - 54$

Step 2

Subtract $54$ from $98$ .

$44$

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