Loading... Please wait...

Discount Sale on Select Items Today Only!

Customer Feedback

"I am very pleased with the
customer service and swift,
excellent knowledge I recieved.
I would order again from Porters
Electronics because their word
and guarentee is solid"

-Helen

"Excellent service, great
communication, would order
from them again."
-Richard

"As a first time buyer on
Porters Electronics, it was
a very good experience. I would
definately do business with this
seller again. The Camera arrived
quickly and very well packed."
-Roberta



Porter Electronics BBB Business Review


Trusted Site Seal


Find Similar Products by Category


Texas Instruments TI-89 Graphing Calculator

PLEASE NOTE: Inventory Levels Change Daily. If Needing this Item, Purchase Soon.

  • Image 1
Price:
$89.99
MPN:
ti-89
SKU:
1002624
Condition:
Refurbished
Availability:
Currently In Stock! Usually Ships within 24hrs. Due to the nature of our inventory this item will only be in stock for a short period of time.
Quantity:


Product Description

Texas Instruments TI-89 Graphing Calculator - New and Used Item IN STOCK and in good condition. Previously used items have been fully tested and include a 90 day exchange warranty. Items ship with all needed software and accessories. Since this is a used Item, it may show some minor signs of use but should not affect performance. Manuals can be downloaded below.

Product Details -Investigating Calculus with the TI-89 develops fundamental concepts of differential and integral calculus using the TI89.
20 explorations contain complete, ready-make instructional lessons, step-by-step keying sequences, detailed solutions, historical anecdotes and humor
Complete ready-made instructions; Step-by-Step Keying Sequences; Historical Anecdotes & Humor; Detailed Solutions

download-manual-icon.png


Warranty Information

90 Day Exchange Warranty

Write your own product review

Product Reviews

This product hasn't received any reviews yet. Be the first to review this product!


Product Videos

Porter Electronics - Video by ProStores Professional Services ()
  • Porter Electro...

You Recently Viewed...