Precalculus Examples

$(- 2.5 + 2) (- 2.5 + 3) {(- 2.5 - 1)}^{2}$

Step 1

Add $- 2.5$ and $2$ .

$- 0.5 (- 2.5 + 3) {(- 2.5 - 1)}^{2}$

Step 2

Add $- 2.5$ and $3$ .

$- 0.5 \cdot 0.5 {(- 2.5 - 1)}^{2}$

Step 3

Multiply $- 0.5$ by $0.5$ .

$- 0.25 {(- 2.5 - 1)}^{2}$

Step 4

Subtract $1$ from $- 2.5$ .

$- 0.25 {(- 3.5)}^{2}$

Step 5

Raise $- 3.5$ to the power of $2$ .

$- 0.25 \cdot 12.25$

Step 6

Multiply $- 0.25$ by $12.25$ .

$- 3.0625$

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