Solving and Interpreting a Compound Inequality with Prime Number Constraints

Solving and Interpreting a Compound Inequality with Prime Number Constraints

Secondary 3

Solve the inequalities \(-10\le 7-2x<1\).
Write down all the prime numbers that satisfy \(-10\le 7-2x<1\).

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Answer:(i) \(3<x\le\frac{17}{2}\). (ii) \(5,7\).

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