Precalculus Examples

$7 (7 x + 1) + 1$

Step 1

Simplify each term.

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Step 1.1

Apply the distributive property.

$7 (7 x) + 7 \cdot 1 + 1$

Step 1.2

Multiply $7$ by $7$ .

$49 x + 7 \cdot 1 + 1$

Step 1.3

Multiply $7$ by $1$ .

$49 x + 7 + 1$

$49 x + 7 + 1$

Step 2

Add $7$ and $1$ .

$49 x + 8$

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