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Quadratic Equations — Mathematics STD 10 — Question

ICSE BoardEnglish MediumSTD 10MathematicsQuadratic Equations2 Marks
Question
Solve the following equation $:a^2 b^2 x^2+b^2 x-a^2 x-1=0 $
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Answer

$a^2 b^2 x^2+b^2 x-a^2 x-1=0 $
$b^2 x\left(a^2 x+1\right)-1\left(a^2 x+1\right)=0 $
$ \left(a^2 x+1\right)\left(b^2 x-1\right)=0 $
$ x=-\frac{1}{a^2}, x=\frac{1}{b^2}$

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