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Solve $|2x - 1| < |x + 4|$.
Mathematics 9709 · AS & A Level · Algebra
Solve $|2x - 1| < |x + 4|$.
This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “State or imply the non-modular inequality $(2x-1)^2 < (x+4)^2$, or the equivalent equation, or the pair of linear equations” …