The product is a vintage Texas Instruments Advanced Scientific TI-81 Graphics Calculator Guidebook, published in 1992 by Texas Instruments Inc. Books. This illustrated paperback book, measuring 5 1/2 inches in length, 8 inches in height, and 3/8 inches in width, is an activity book focused on mathematics. It is intended for young adults and adults interested in mathematics, sciences, engineering, and technology. The guidebook provides information on the TI-81 Graphical Calculator and is written in English, making it a valuable resource for those looking to enhance their understanding of mathematical concepts.
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This booklet is a valuable resource for users looking to fully utilize the advanced features of the device, including its graphing capabilities.
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They promote using these to decorate with as shown. 4 included, 3 are solar and one takes (4) batteries that are not included. All have the covers.
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The calculator is untested, and neither AA batteries nor front cover are included.
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Great guidebook for the ti-81 calculator.
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Battery type: Li-Ion - no memory-effect Capacity: 1300 mAh Voltage: 3.7 V Energy: 4.81 Wh Number of cells: 1 Dimensions (L x W x H): 5.1 x 4.7 x 0.6 cm Weight: 24 g Compatible with the following device models: Texas Instruments TI-Nspire CX (up to 10/2014) To ensure compatibility, please check to see whether the battery you are currently using is listed below. Replacement for: Texas Instruments 1ICP5/43/50 Texas Instruments 3.7L1060SP Texas Instruments 3.
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Battery type: Li-Ion - no memory-effect Capacity: 1300 mAh Voltage: 3.7 V Energy: 4.81 Wh Number of cells: 1 Dimensions (L x W x H): 5.1 x 4.7 x 0.6 cm Weight: 24 g Compatible with the following device models: Texas Instruments TI-84Plus C Silver Edition To ensure compatibility, please check to see whether the battery you are currently using is listed below. Replacement for: Texas Instruments 1ICP5/43/50 Texas Instruments 3.7L1060SP Texas Instruments 3.
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