The Beginning of the End for High-End Physical Calculators? TI BA II Plus for iPhone
Screenshot courtesy of Texas Instruments
Many years ago, high-end calculators from manufacturers like HP and TI cost several hundred dollars. Even now the top-of-the-line TI NSpire has a list price of $179.99 (discounted to $140.92 at Amazon). The more reasonably priced TI BA II PLus Professional Financial Calculator checs in at $49.99 ($42.68 discounted). But, if you have an iPhone or iPod touch, you can buy The TI BA II app for $14.99. And, the app has a 4.5
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