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cumboy (cumboy) 于 (Thu May 8 11:31:52 2008) 提到:
i*j = z
1*1 = 1
1*2 = 2
1*3 = 3
2*2 = 4
2*3 = 5
3*3 = 6
请用i,j写出z的表达方式.
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alan (嗧) 于 (Thu May 8 11:35:18 2008) 提到:
赞 2*3=5
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careerchange (Stupid) 于 (Thu May 8 11:50:19 2008) 提到:
Easy. Solve the following for a, b, c, d, e, f.
z= a + b*i + c*j + d*i*i + e*i*j + f*j*j.
If some terms are redundant, remove them. Six eq |
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