即|2009-a|+√(a-2010)=a
根号下大于等于0
a-2010>=0
a>=2010
所以2009-a
已知实数a满足根号(2009-a)平方(平方在根号里面)+根号a-2010=a求a-2009的平方的值
已知实数a满足根号(2009-a)平方(平方在根号里面)+根号a-2010=a求a-2009的平方的值
数学人气:681 ℃时间:2019-08-21 10:33:48
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