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X^3-2x^2-x+2 factoriseanswering the correct will be marked as brainliest and wrong will be reported and those who answer it correctly i will start following |
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Answer» Answer: GIVEN that x³ – 2x²– x + 2 Grouping the 1ST and 3nd terms together and the 2nd and 4th TERM together: x(x² – 1) – 2(x² – 1) x³ – 2x²– x + 2 = (x² – 1) (x – 2) Using the identity: a²− b² = (a + b) (a- b) ∴ (x² – 1) = (x + 1)(x – 1) (x – 1) (x + 1) (x- 2) answer is (x – 1) (x + 1) (x- 2) Step-by-step explanation: hope it helps you please mark me as BRAINLIST |
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