Solving Quadratic involving Two Inequalities
Solving Quadratic involving Two Inequalities
Secondary 3
Solve the following quadratic inequalities.
- \(1-x\le \left( x-1 \right)\left( 5-x \right)<3\)
- \(20<\left( 2-3x \right)\left( x+5 \right)\le -10x+4\)
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Answer:(a) \(1\le x<2\) or \(4<x\le6\) (b) \(-\frac{10}{3}<x\le-2\)
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