Answer:
[tex]p(x) + \frac{k}{x} = 5x + 1 + \frac{7}{x}[/tex]
Step-by-step explanation:
Given
[tex]\frac{5x^2 + x + 7}{x}[/tex]
Required
Express in form of [tex]p(x) + \frac{k}{x}[/tex]
[tex]\frac{5x^2 + x + 7}{x}[/tex]
The above can be expressed as:
[tex]p(x) + \frac{k}{x} = \frac{5x^2 + x + 7}{x}[/tex]
[tex]p(x) + \frac{k}{x} = \frac{5x^2}{x} + \frac{x}{x} + \frac{7}{x}[/tex]
[tex]p(x) + \frac{k}{x} = 5x + 1 + \frac{7}{x}[/tex]
By comparison:
[tex]p(x) = 5x + 1[/tex] and [tex]k = 7[/tex]