Let , . Evaluate…

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

Problem

Let

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

,

x\ne 1

. Evaluate

f\!\bigl(f(3)\bigr)

. (a)

\dfrac{12}{7}

(b)

\dfrac{24}{5}

(c)

\dfrac{24}{7}

(d)

3

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