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Student Support Forum > General > > "How to solve an integral in mathematica?"

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Please answer this:6+1 =



Original Message (ID '461664') By Bill Simpson:
Does this give you the three roots you expect? z/.Simplify[Solve[z==a*z^3+b*z^2+a+b, z]] If so then you at least have a start on trying to decide which of those will be the smallest positive root.