Question

obtain all the zeroes of
${3}^{4} - {15}^{3} + {13}^{2} + 25x - 30$
if two of its zeroes are
$\frac{ \sqrt{5} }{ \sqrt{} 3}$
and
$- \frac{ \sqrt{5} }{ \sqrt{3} }$
​

Answer 1

Answer:

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