3√(x²y)/[3√(xy)]
=(3/3)*√[(x²y)/(xy)]
=1*√[(x²/x)*(y/y)]
=1*√(x*1)
=1*√x
=√x
一道數(shù)學(xué)化簡(jiǎn)題,寫不來(lái)...
一道數(shù)學(xué)化簡(jiǎn)題,寫不來(lái)...
3倍根號(hào)下x平方y(tǒng) 除 3倍根號(hào)下xy 化簡(jiǎn)
3倍根號(hào)下x平方y(tǒng) 除 3倍根號(hào)下xy 化簡(jiǎn)
數(shù)學(xué)人氣:372 ℃時(shí)間:2020-05-20 14:07:15
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