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प्रश्न
Factorise the following by splitting the middle term:
x2 + 6x + 8
योग
उत्तर
x2 + 6x + 8
= x2 + 4x + 2x + 8
= x(x + 4) + 2(x + 4)
= (x + 4)(x + 2).
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