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Consider the system of equations [[3,-2,...

Consider the system of equations `[[3,-2,1],[5,-8,9],[2,1,a]][[x],[y],[z]]=[[b],[3],[-1]]` The values of a,b for which the above system has no solution
`a=-3,b in R`
`a=-3,b=(1)/(3)`
`a!=-3,b!=(1)/(3)`
`a=-3,b!=(1)/(3)`

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