Problem

$21.$ Express the following as a sum of partial fractions:
$\left(1\right)$ $\dfrac {2x+5} {\left(x-2\right)\left(x+1\right)}$
$\left(1i\right)$ $\dfrac {x^{2}+1} {\left(x-1\right)^{2}\left(x+1\right)}$
$22.$ Express the following as a sum of partial fractions:
$\left(1\right)$ $\dfrac {13} {\left(2x+3\right)\left(x^{2}+1\right)}$
$\left(1i\right)$ $\dfrac {x^{2}-3x-7} {\left(x^{2}+x+2\right)\left(2x-1\right)}$
$22$ Find the value of r

10th-13th grade

Math

Solution

Qanda teacher - Anubhav

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