Mathematics · Linear Inequalities
Identify the interval of x for which the inequality -3 ≤ 4 - 7x2 ≤ 18 holds.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1[-4, 7]
- 2[-4, 2]✓
- 3[1, 7]
- 4[2, 4]
Correct answer
[-4, 2]
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