Mathematics · Quadratic Equations
Find the condition on k such that the quadratic equation x2 + kx + 16 = 0 has real and distinct roots.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1k < -9
- 2k < -7
- 3k > 5
- 4k2 > 64✓
Correct answer
k2 > 64
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