medium · GMAT Quantitative Reasoning
A circuit is active exactly when v^2 + 5v ≥ 14.
In which of the following ranges will the circuit be active?
- -7 ≤ v ≤ 2
- v ≥ 2
- v < -7 or v > 2
- v ≤ 7 and v ≥ -2
- v ≤ -7 or v ≥ 2
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