TI-80
Sign in to saveThe TI-80 is a graphing calculator introduced by Texas Instruments in 1995 to be used at a middle school level (grades 6 to 8). It offered advanced capabilities that had previously only been available in high-end scientific calculators to students learning pre-algebra and algebra, and was designed to be affordable for schools.
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The TI-80 is a graphing calculator introduced by Texas Instruments in 1995 to be used at a middle school level (grades 6 to 8). It offered advanced capabilities that had previously only been available in high-end scientific calculators to students learning pre-algebra and algebra, and was designed to be affordable for schools.
The oldest Texas Instruments graphing calculator is the TI-81 (released 1990), not the TI-80.
Excerpted from Wikipedia’s “TI-80” article, available under the CC BY-SA 4.0 licence.