pride
training
punished
提取x+2,用平方差公式
x=1
用十字相乘法得,(x+1)(x+2√3)
x=-1或x=-2√3
補(bǔ)充Instead of working
The are _____(pride) that they are members of such a fine team .
The are _____(pride) that they are members of such a fine team .
The dog needs a lot of ______(訓(xùn)練) to help the blind cross the road.
The students must be______(懲罰) for their carelessness inthe exam.
(x+2)²-4(x+2)+3=0
x²+2(√3+1)x+2√3=0
詞組翻譯 而不工作 __________
The dog needs a lot of ______(訓(xùn)練) to help the blind cross the road.
The students must be______(懲罰) for their carelessness inthe exam.
(x+2)²-4(x+2)+3=0
x²+2(√3+1)x+2√3=0
詞組翻譯 而不工作 __________
英語人氣:209 ℃時(shí)間:2019-12-18 01:56:45
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