a=0.00……0125(有1996个0) b=0.00……08(有2000个0)a+b= a-b= a*b= a/b=
人气:429 ℃ 时间:2020-04-06 16:57:06
解答
a+b≈0 a-b≈0 a*b≈0 a/b≈0 毫无意义 其实也很简单1,0.00.01258(有1996个0) 2,0.00.01242(有1996个0) 3,0.00.01(有3996个0) 4,156.25
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