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प्रश्न
Factorise:
2x2 + 7x + 3
उत्तर
We can find two numbers: pq = 2 × 3 = 6 and p + q = 7
They are p = 6 and q = 1
Here, 2x2 + 7x + 3
= 2x2 + 6x + x + 3
= 2x (x + 3) + 1 (x + 3)
= (x + 3) (2x + 1)
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