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歡迎您訪問(wèn)數(shù)學(xué)考題練習(xí):分式和的最簡(jiǎn)公分母是________.!

數(shù)學(xué)考題練習(xí):分式和的最簡(jiǎn)公分母是________.

更新時(shí)間:2024-01-12 16:36:20作者:貝語(yǔ)網(wǎng)校

分式和的最簡(jiǎn)公分母是________.

試題答案

x2yz

試題解析

確定最簡(jiǎn)公分母的方法是:

(1)取各分母系數(shù)的最小公倍數(shù);

(2)凡單獨(dú)出現(xiàn)的字母連同它的指數(shù)作為最簡(jiǎn)公分母的一個(gè)因式;

(3)同底數(shù)冪取次數(shù)最高的,得到的因式的積就是最簡(jiǎn)公分母.

解答:分式和的最簡(jiǎn)公分母是x2yz,

故答案為:x2yz.

點(diǎn)評(píng):本題考查了最簡(jiǎn)公分母,確定最簡(jiǎn)公分母的方法一定要掌握.

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