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  • Quadratic Equations
  • If the roots of equation 10x2 - 2x - m = 0 are equal, then
Multiple choice

If the roots of equation 10x2 - 2x - m = 0 are equal, then

  1. m = 2

  2. m = - 1/10

  3. m = 3

  4. m = 0

  5. None of these

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Discriminant = b2 - 4ac = 0 

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