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The factor of 3x2 + x – 2 is A) x – 1 B) 3x – 2 C) 3x + 2D) 2x – 3 |
Answer» Correct option is (B) 3x – 2 \(3x^2+x-2=3x^2+3x-2x-2\) \(=3x(x+1)-2(x+1)\) \(=(x+1)(3x-2)\) Hence \((x+1)\) and \((3x-2)\) are factors of polynomial \((3x^2+x-2).\) Correct option is B) 3x – 2 |
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