How do you find the marginal cost function? Which calculator is best for business? Do you need a scientific calculator for calculus? Are calculators allowed in calculus? How do you find the marginal ...

In our case, the TI-84 CE . They’re maybe more slick than they used to be — mine certainly didn’t have a color screen — and I don’t recall there being quite so many buttons and functions.

They used the TI-84's link port — typically used to transfer educational programs between calculators — to get internet access and a direct line to ChatGPT.

A tech YouTuber managed to get ChatGPT and the internet to run on the classic TI-84 graphing calculator. The project featured several neat additions to the classic calculator, including a chat ...