For what values of m is \(9y^{2} + my + 4\) a perfect square?

Further Mathematics WAEC 2014

For what values of m is \(9y^{2} + my + 4\) a perfect square?

  • \(\pm {2}\)
  • \(\pm {3}\)
  • \(\pm {6}\)
  • \(+12\) checkmark

The correct answer is: D

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