AM-180

Partial fractions

A Math · Secondary 3 · Hard · Partial fractions

Express

\dfrac{x^2+5x+6}{(x-2)(x+1)}

in partial fractions.

$\dfrac{8}{3(x-2)}-\dfrac{5}{3(x+1)}$
$\dfrac{5}{3(x-2)}+\dfrac{8}{3(x+1)}$
$\dfrac{8}{x-2}-\dfrac{5}{x+1}$
$\dfrac{5}{x-2}+\dfrac{8}{x+1}$

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