2x2 - x - 3 এর উৎপাদক কোনটি?
Solution
Correct Answer: Option A
2x2 - x - 3
⇒ 2x2+2x−3x−3
⇒ 2x(x+1)−3(x+1)
⇒ (2x−3)(x+1)
⇒ 2x2+2x−3x−3
⇒ 2x(x+1)−3(x+1)
⇒ (2x−3)(x+1)
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