Partial fractions with two linear factors

Partial fractions with two linear factors

Secondary 2
3 marks
TGM Original Questions

Optional extension

Given \(\dfrac{5x-7}{(x-2)(x+4)}=\dfrac{A}{x-2}+\dfrac{B}{x+4}\), find \(A\) and \(B\).[3]

Solution:

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Answer:\(A=\dfrac12,B=\dfrac92\).

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