一些數學問題+公民問題希望數學能有算式 - 生活
By Edwina
at 2008-09-14T00:00
at 2008-09-14T00:00
Table of Contents
我現在是國二拜託各位大大能寫些我看的懂得算式(每一題都要算式)1.若a.b為兩個正整數,且a的平方減b的平方=48則下列哪一數不可能是a.b的乘積?(A)143(B)48(C)32(D)72.已知7乘9乘(8的2次方+1)乘(8的4次方+1)乘(8的8次方+1)=2的b次方減1,其中b為正整數,則b之值為多少?(A)48(B)32(C)24(D)83.用乘法公式算5678的平方+6789的��
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By Elma
at 2008-09-16T02:14
at 2008-09-16T02:14
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