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Mathematics, 27.03.2021 15:00 alvalynnw
(i) Factorise the expression x^3 + 3x - x^2 - 3 completely. (ii) Hence, express (x^2 β 3)^3 - (2 - x^2)^2 + 3(x^2- 3) in the form (x^4+Ax^2+B)(x^2+ C), where A, B and C are integers.
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(i) Factorise the expression x^3 + 3x - x^2 - 3 completely.
(ii) Hence, express (x^2 β 3)^3 - (2 -...
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