[理工] [工數][矩陣]
λ1=a+6.7
λ1=1/3(14.5-b)
λ1=c+12.3
λ2=7.1+3a
λ2=-3b+12.5
λ2=c+5.3
a=-3.7 b=5.5 c=-9.3 λ1=3 λ2=-4
這要用什麼方法解?
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