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प्रश्न
Solve the following quadratic equation by factorisation:
(x - 4) (x + 2) = 0
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उत्तर
The given quadratic equation is
(x - 4) (x + 2) = 0
⇒ x - 4 = 0 or x + 2 = 0
⇒ x = {4, -2}.
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