Mathematics · Quadratic Equations
What is the condition for one root of the quadratic equation ax2 + bx + c = 0 to be twice the other root?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12b2 = 9ac✓
- 2c2 = 4a + b2
- 3c2 = 9a - b2
- 4b2 = 4ac
Correct answer
2b2 = 9ac
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