# How do you foil (x-9)(x-2)?

Mar 13, 2018

${x}^{2} - 11 x + 18$

#### Explanation:

Multiply first term in first bracket by both terms in second brackets:
$x \cdot x - 2 \cdot x$
Multiply second term in first bracket by both terms in second brackets:
$- 9 \cdot x + 9 \cdot 2$
$x \cdot x - 2 x - 9 x + 9 \cdot 2$
${x}^{2} - 11 x + 18$