Mathematics · Quadratic Equations
Let a = b + c. Then the quadratic equation ax 2 + bx - c = 0 has equal roots if:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1a = c
- 2a = -c✓
- 3a = 2c
- 4a = -2c
Correct answer
a = -c
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