this post was submitted on 09 Jan 2024
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[–] [email protected] 15 points 10 months ago* (last edited 10 months ago) (1 children)

It's the last equation j(x) that's wrong. What's plotted on the right is something like 0.2x+1.6

Your graphing calculator is more than capable of plotting linear functions just as well as desmos.

[–] [email protected] 7 points 10 months ago (2 children)

I wasn't following the image, I was following Desmos's official formula.

The equation works, but since you can't zoom in on TI-83 (or at least I'm not aware you can) you have to scale up the formula to make the symbol appear properly.

[–] [email protected] 9 points 10 months ago* (last edited 10 months ago) (1 children)

i don't mean to be condescending but the TI-83/84 literally has a button labeled ZOOM

[–] [email protected] 8 points 10 months ago (1 children)

Does it really? Man I felt so accomplished when I figured out how to make that formula work. Could've just zoomed in.

[–] [email protected] 2 points 10 months ago

Regardless it was a good exercise to mess around with the formulas and see what happens, you're the real winner for having developed a better understanding!

[–] [email protected] 4 points 10 months ago (1 children)

You can zoom on the TI-83/TI-84 by either using the zoom functions or by setting the desired viewport size

Here's a video of someone doing it: https://youtu.be/tEkdCEhSZrY?si=ejhNefLX0qmOUofu

[–] [email protected] 1 points 10 months ago

Here is an alternative Piped link(s):

https://piped.video/tEkdCEhSZrY?si=ejhNefLX0qmOUofu

Piped is a privacy-respecting open-source alternative frontend to YouTube.

I'm open-source; check me out at GitHub.