Mathematics · Quadratic Equations
For what values of 'K' does the quadratic equation x2 + 2Kx + 4 = 0 have exactly one unique real root?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12, 0
- 20, 4
- 32, -2✓
- 4-2, 0
Correct answer
2, -2
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