The smallest positive integral value of $a$, for which all the roots of ${x}^{4}-a{x}^{2}+9=0$ are real and distinct, is equal to

[JEE Main 2026, 24 Jan (Shift 2)]

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The smallest positive integral value of $a$, for which all the roots of ${x}^{4}-a{x}^{2}+9=0$ are real and distinct, is equal to [JEE Main 2026, 24 Jan (Shift 2)]

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The smallest positive integral value of \(a\), for which all the roots of \({x}^{4}-a{x}^{2}+9=0\) are real and distinct…

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