Mathematics
Senior High
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数学IIです
宜しくお願い致します
2次方程式 2x2+6x-3=0の2つの解をα,βとするとき, 次の値を求めよ。
(1) 2β+α β2
a²
α
(2) 2+2
a
(3) 3+3
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公式まで有難う御座います