Mathematics · Quadratic Equations
Find the values of b for which the quadratic equation 4x2 + bx + 1 = 0 has real and equal roots.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Only -4
- 2-4 and 4✓
- 3-8 and 8
- 4Only 4
Correct answer
-4 and 4
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