Identify the proper rational function from the following:

MATHEMATICS · Single correct · A Level · Mathematics · Algebra and Functions · Algebra and Functions

Problem

Identify the proper rational function from the following: (a)

\dfrac{x^{3}+2}{x^{3}+x+1}

(b)

\dfrac{x^{2}+5x+6}{x+2}

(c)

\dfrac{2x+1}{x^{2}+5x+6}

(d)

\dfrac{3x^{2}+1}{x(x-2)}