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Expansion and a linear inequality
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Expansion and a linear inequality
Secondary 2
TGM Original Questions
Expand and simplify \(x(3x-2y)-(y-2x)^2\).
Solve \(4(x-1)\le2x+8\).
Hence, represent the solution on the number line provided below.
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Answer:
(a) \(-x^2+2xy-y^2\); (b) \(x\le6\), closed at 6 and shaded left.
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