Re: Square Roots of a neg. # on TI-89?


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Re: Square Roots of a neg. # on TI-89?



Tom Lake wrote:
On my trusty old TI85 and 86, calculating the square root of a negative
number automatically displays an imaginary result.  The 89 gives an error.
Is there a way to do that on the 89?

Tom Lake

Check the mode menu.

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