For and , simplify…

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

Problem

For

f(x)=x^{2}-1

and

g(x)=x-1

, simplify

\left(\dfrac{f}{g}\right)(x)

. (a)

(x^{2}-1)(x-1)

(b)

x-1

(c)

x+1

(d)

\dfrac{x^{2}-1}{x-1}