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歡迎您訪問數學考題練習:關于雙曲線的對稱性敘述錯誤的是!

數學考題練習:關于雙曲線的對稱性敘述錯誤的是

更新時間:2024-01-12 16:42:03作者:貝語網校

關于雙曲線的對稱性敘述錯誤的是

A.關于原點對稱

B.關于直線y=x對稱

C.關于x軸對稱

D.關于直線y=-x對稱

試題答案

C

試題解析

根據反比例函數的對稱性進行解答即可.

解答:∵雙曲線的兩個分支分別在二、四象限,

∴兩個分支關于原點對稱,關于直線y=x對稱,故A、B選項正確;

此雙曲線的每一個分支關于直線y=-x對稱,故D選項正確;

故選C.

點評:本題考查的是反比例函數的對稱性,要求同學們要熟練掌握.

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