Chapter 11.2, Problem 12P

Find the reciprocal of each expression.

$x^2-4x+18$

To determine

To find : the reciprocal of the expression

Answer to Problem 12P

The reciprocal of the expression is $\frac{1}{x^2-4x+18}$

Explanation of Solution

Given information : The reciprocal of $x^2-4x+18$

Calculation :

  $\begin{array}{l}{x}^2-4x+18\\ A=\frac{1}{A}\\ x^2-4x+18=\frac{1}{x^2-4x+18}\end{array}$