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प्रश्न
Factorise the following by splitting the middle term:
p2- 12p - 64
योग
उत्तर
p2 - 12p - 64
= p2 - 16p + 4p - 64
= p(p - 16) + 4(p - 16)
= (p - 16)(p + 4).
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