Algebra Examples

$x^{2} - 14 x + c$

Step 1

Move $- 14 x$ .

$x^{2} + c - 14 x$

Step 2

To find the $c$ value $c = {(\frac{b}{2})}^{2}$ , divide the coefficient of $x$ by $2$ and square the result.

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Step 2.1

Divide $14$ by $2$ .

${(- 1 \cdot 7)}^{2}$

Step 2.2

Multiply $- 1$ by $7$ .

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

Step 2.3

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

$49$