Re: System of equations

To: CALC-TI@LISTS.PPP.TI.COM
Subject: Re: System of equations
From: Steve Muthler <smuthler@JSASD.K12.PA.US>
Date: Mon, 26 Mar 2001 07:22:30 -0500
Comments: To: Ray Kremer <raykremer@HOTMAIL.COM>
References: <CALC-TI%2001032423084429@PEACH.EASE.LSOFT.COM>
Reply-To: Steve Muthler <smuthler@JSASD.K12.PA.US>

Ray. I'm surprised at you!  The list feature of the 83 makes this a simple
problem.

        L1       seq(x,x,1,55)
        L2       56-L1
        L3       lcm(L1,L2)

Programming it would be tougher...

Steve Muthler
Jersey Shore (PA) HS

----- Original Message -----
From: "Ray Kremer" <raykremer@HOTMAIL.COM>
To: <CALC-TI@LISTS.PPP.TI.COM>
Sent: Saturday, March 24, 2001 11:08 PM
Subject: Re: System of equations


> Least common multiple doesn't really fit to any equation, so you would be
> hard pressed to have the calc solve this right away.  I don't know if it's
> the best way but what I would do is set up a small program with a for loop
> that does a guess and check of all the possible values of a and b.
>
> >Can anyone  tell me how to solve this system of equation please:
> >a+b=56 and lcm(a,b)=180 with a<b
> >I couldn't solve this using my TI-89.
> >I think that this type of equation can't be solved by the calculator.
>
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References:

Re: System of equations

From: Ray Kremer <raykremer@HOTMAIL.COM>