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प्रश्न
Identify the errors and correct them
(x – 2)(x + 3) = x2 – 6
उत्तर
(x – 2)(x + 3) = x(x + 3) – 2(x + 3)
= x(x) + (x) × 3 + (– 2)(x) + (– 2)(3)
= x2 + 3x – 2x – 6
= x2 + x – 6
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