Is there a way to solve the following on the TI-84 or TI-89

2(2i/n)^2+1)

so that the calculator will display

(8i^2/n^2) (8i/n)

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- Feb 16th 2009, 10:35 AMgammamanAlgebra with TI-84 or T-89
Is there a way to solve the following on the TI-84 or TI-89

2(2i/n)^2+1)

so that the calculator will display

(8i^2/n^2) (8i/n) - Feb 16th 2009, 11:32 AMJameson
I don't remember the exact syntax, but the TI-89 can definitely do this. I want to say there is an "expand" function.

- Feb 16th 2009, 01:40 PMearboth