Re: A89: help me too please!


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Re: A89: help me too please!




that doesnt give an exact answer

Robruss82@aol.com wrote:

> You don't need to graph the equation on the TI-89 to get the answers to a
> quadratic equation.  Just look for the Solve( function in your menu, and type
> in the equation and the variable, and press Enter to get the answer.
>
> For Example:
> Solve(x^2+6x-9=0, x) and it will give you the two answers.
>
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