問題詳情

(3)Given two pointsx1 andx2 on the x axis, aiid an arc length / >f x2-x1,ind the shape of the curve of lenglh / joining Ihe giving points which, with the x axis, incloses the largest area.

參考答案

答案:C
難度:簡單0.833333
統計:A(28),B(94),C(690),D(16),E(0)

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