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Conjugate expression and compound difference
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Conjugate expression and compound difference
Secondary 2
TGM Original Questions
Expand and simplify \((4x-3)(4x+3)-2(3x+1)^2\).
Factorise \(144-(m+n)^2\) completely.
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Answer:
(a) \(-2x^2-12x-11\); (b) \((12-m-n)(12+m+n)\).
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