Mathematics · Quadratic Equations
If the equation 2x2 + kx + 4 = 0 (where k > 0) has real and equal roots, then the value of k satisfies which of the following equations?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1k2 - √2k - 24 = 0✓
- 2k2 - √3k - 976 = 0
- 32k2 - √11k - 1024 = 0
- 42k2 - √5k - 1024 = 0
Correct answer
k2 - √2k - 24 = 0
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