已知实数a b c满足2分之1/a-b/+(根号2b+c)+c²-c+4分之1=0 求a(b+c)的值
已知实数a b c满足2分之1/a-b/+(根号2b+c)+c²-c+4分之1=0 求a(b+c)的值
数学人气:947 ℃时间:2019-08-20 08:24:34
优质解答
a是1」4.b是-1」4.c是1」2过程
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