2026年9月国际A卷 · 第 9 题

2026年9月国际A卷 · 原库模块 2 · Q9 参考答案

When several resistors are connected in series in a circuit, the total resistance of the circuit is the sum of the resistances of these resistors. A certain circuit consists of 9 resistors connected in series, where the resistance of each resistor is positive. This circuit has a total resistance of 110 ohms. The total resistance of 4 resistors in this circuit is 90 ohms. Which inequality best represents all possible values of the resistance x, in ohms, of one of the other 5 resistors in this circuit?

2026年9月国际A卷 · 第 9 题

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