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圓錐曲線離心率的四種求法

2016-12-15 05:27陸華
關(guān)鍵詞:標(biāo)識(shí)碼分類號(hào)心率

陸華

[摘 要]離心率是圓錐曲線的一個(gè)知識(shí)點(diǎn),也是考試的熱點(diǎn).給出四種求圓錐曲線離心率的方法,幫助學(xué)生提高解題能力.

[關(guān)鍵詞]圓錐曲線 離心率

[中圖分類號(hào)]G633.6[文獻(xiàn)標(biāo)識(shí)碼]A[文章編號(hào)] 16746058(2016)260036

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