(8.4*2.5+9.7)/(1.05/1.5+8.4/0.28)的值为:A.1 B.1.5 C.2 D.2.5173*173*173-162*162*162=( A.926183 B.936185 C.926187 D.926189

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(8.4*2.5+9.7)/(1.05/1.5+8.4/0.28)的值为:A.1 B.1.5 C.2 D.2.5173*173*173-162*162*162=( A.926183 B.936185 C.926187 D.926189
(8.4*2.5+9.7)/(1.05/1.5+8.4/0.28)的值为:A.1 B.1.5 C.2 D.2.5173*173*173-162*162*162=( A.926183 B.936185 C.926187 D.926189

(8.4*2.5+9.7)/(1.05/1.5+8.4/0.28)的值为:A.1 B.1.5 C.2 D.2.5173*173*173-162*162*162=( A.926183 B.936185 C.926187 D.926189
(8.4*2.5+9.7)/(1.05/1.5+8.4/0.28)的值为:A.1 B.1.5 C.2 D.2.530.7/30.7=1选A 173*173*173-162*162*162=( A.926183 B.936185 C.926187 D.926189 看尾数.前面尾数为7,后面尾数为8所以尾数为9选D