(89) :solve(equation,variable)

Using an equation with =, >, <, , , , this returns an expression containing the possible values of the variable, that will return true if the variable's value will make the equation true.



This returns x=-2.


This returns x=-2 or x=2.


This returns -2<x<2


This returns false, since no real value of x will make the equation true. To consider complex values, use cSolve(.


This returns x=@n*π

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