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Find a nonzero \(p\) such that \(px^2-12x+4=0 \) has only one solution.

 Jul 2, 2021
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For it to have one solution, the discriminant must be equal to 0. Applying it,

\(b^2-4ac = 144 - 16p\)

\(144-16p = 0\)

\(16p = 144\)

\(p = 9\)

 Jul 2, 2021

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