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Re: List argument


You need to alter the last line to read

Plot[Evaluate[l],{x,-50,50}]


"CeZaR" <pascal at go.ro> wrote in message news:al4aqb$rc1$1 at smc.vnet.net...
> Hi,
>
> I want to do these operations:
>
> eq = m x^2 + 2(m + 1)x + m + 2
> l = {}
> For[i = -30, i < 30, i++, AppendTo[l, eq /. m -> i]]
> Plot[l, {x, -50, 50}]
>
> but i get this error:
> l is not a machine-size real number at x = -49.99999583333334
>
> Can someone exaplain to me what i am doing wrong here??
>
> Thanks!
>
> CeZaR
>




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