Mathematics
Senior High

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還2 次方程式 3ダー 6一4三 0200 細 次を求めよ。【1 問 10 点】

Answers

│α−β│²=(α+β)²−4αβ
=2²−4×(−4/3)
=28/3
│α−β│=±2√21/3
│α−β│>0より
│α−β│=2√21/3

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