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Quadratic Equations in One Variable — Mathematics STD 10 — Question

ICSE BoardEnglish MediumSTD 10MathematicsQuadratic Equations in One Variable1 Mark
Question
Solve equation by factorization
(x – 3) (2x + 5) = 0
✓

Answer

$
(x-3)(2 x+5)=0
$
Either $x-3=0$,
Then $x=3$
or
$
\begin{aligned}
& 2 x+5=0 \text { then } 2 x=-5 \\
& \Rightarrow x=\frac{-5}{2}
\end{aligned}
$
Hence $x=3,=\frac{-5}{2}$.

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