Mathematics
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7・2 次の定積分を求めよ. /5 1.1, (1) √5_1 S x2+5 3 2 1 (2) 6. ² J₁ √√2x-x² dx dx

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✨ Best Answer ✨

(1)はx🟰√5tanθで色々考え見る。

(2)は平方完成して(1)と同様に考えてみる

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