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प्रश्न
Factorise:
x2 + 9x + 18
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उत्तर
x2 + 9x + 18
= x2 + 6x + 3x + 18
= x(x + 6) + 3(x + 6) ...[By splitting middle term]
= (x + 3)(x + 6)
संबंधित प्रश्न
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