怎样用maple计算z1 = 1+3i,z2 = 3+4i and z3 = 4-5iz1z2z3请问这个怎么用mapl
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怎样用maple计算
z1 = 1+3i,z2 = 3+4i and z3 = 4-5i
z1z2z3
请问这个怎么用maple表达出来?
还有一个是x^2 +3x+18 = 0怎么解决
z1 = 1+3i,z2 = 3+4i and z3 = 4-5i
z1z2z3
请问这个怎么用maple表达出来?
还有一个是x^2 +3x+18 = 0怎么解决
![怎样用maple计算z1 = 1+3i,z2 = 3+4i and z3 = 4-5iz1z2z3请问这个怎么用mapl](/uploads/image/z/3224796-60-6.jpg?t=%E6%80%8E%E6%A0%B7%E7%94%A8maple%E8%AE%A1%E7%AE%97z1+%3D+1%2B3i%2Cz2+%3D+3%2B4i+and+z3+%3D+4-5iz1z2z3%E8%AF%B7%E9%97%AE%E8%BF%99%E4%B8%AA%E6%80%8E%E4%B9%88%E7%94%A8mapl)
z1 := 1+3*I; z2 := 3+4*I; z3 := 4-5*I;
z1*z2*z3
输出结果:29+97*I
注意是大写的字母I
solve(x^2+3*x+18 = 0, x)
![](http://img.wesiedu.com/upload/9/9a/99ad637e9b98d07da8b623f42c6cedbd.jpg)
z1*z2*z3
输出结果:29+97*I
注意是大写的字母I
solve(x^2+3*x+18 = 0, x)
![](http://img.wesiedu.com/upload/9/9a/99ad637e9b98d07da8b623f42c6cedbd.jpg)
怎样用maple计算z1 = 1+3i,z2 = 3+4i and z3 = 4-5iz1z2z3请问这个怎么用mapl
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