Question:উৎপাদকে বিশ্লেষণ কর: `2x^2 - x - 3`
Answer ধরি, `f(x) = 2x^2 - x - 3` তাহলে, `f(- 1) = 2 (-1)^2 - (-1) - 3` = 2 + 1 - 3 = 0 `:. {x - (-1)} = (x + 1), f(x)` এর একটি উৎপাদক। এখন, `2x^2 - x - 3` `= 2x^2 + 2x - 3x - 3` `= 2x (x + 1) - 3(x + 1)` = (x + 1) (2x - 3) (Ans)
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utpadoke bisholeshn karo: `2x^2 - x - 3`