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Multiple choice

The value(s) of $p$ for which the equation $ax^2-px+ab=0$ may have a common root, given $a,b$ are non zero real numbers, is-

  1. $a+b^{2}$
  2. $a^2+b$
  3. $a(1+b)$
  4. $b(1+a)$
Reveal answer Fill a bubble to check yourself
B Correct answer

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