AM-170

Partial fractions

A Math · Secondary 3 · Hard · Partial fractions

Express

\displaystyle \frac{4x^2+7x+3}{(x+1)(x+2)}

in the form

A+\frac{B}{x+1}+\frac{C}{x+2}

.

$4+\dfrac{0}{x+1}-\dfrac{5}{x+2}$
$4-\dfrac{5}{x+1}+\dfrac{0}{x+2}$
$4+\dfrac{5}{x+1}-\dfrac{0}{x+2}$
$4+\dfrac{5}{x+1}+\dfrac{0}{x+2}$

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