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歡迎您訪問數(shù)學(xué)考題練習(xí):0.001的立方根是________.!

數(shù)學(xué)考題練習(xí):0.001的立方根是________.

更新時(shí)間:2024-01-12 12:58:41作者:貝語網(wǎng)校

0.001的立方根是________.

試題答案

0.1

試題解析

如果一個(gè)數(shù)x的立方等于a,那么x是a的立方根,根據(jù)此定義求解即可.

解答:∵(0.1)3=0.001,

故0.001的立方根是0.1,

故答案是0.1

點(diǎn)評(píng):本題主要考查了立方根的概念的運(yùn)用.如果一個(gè)數(shù)x的立方等于a,即x的三次方等于a(x3=a),那么這個(gè)數(shù)x就叫做a的立方根,也叫做三次方根.讀作“三次根號(hào)a”其中,a叫做被開方數(shù),3叫做根指數(shù).

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