## Do people still use Texas Instruments calculators?

TI now enjoys an estimated 80% market share of the international graphing calculator market. Its bestseller, the TI-84 Plus, was first released in 2004 for around $120.

**What is CAS calculator?**

CAS stands for “Computer Algebra System” and it is software that allows the manipulation of mathematical expressions in symbolic form. The principal difference between a calculator with CAS and one without CAS is the ability to deal with equations symbolically rather than numerically.

**Is the Texas Instruments TI 84 allowed in the act?**

In September 2017, the calculator policy changed to include the language above. In other words, all versions of TI-84 Plus and TI-Nspire™ CX (excluding CAS) graphing calculators are allowed on the ACT® exam.

### What calculators are not allowed in college?

Calculators not permitted by the College Board include:

- Calculators that have a computer-style (QWERTY) keypad or stylus.
- Any laptops, tablets, smartphones, smartwatches, etc.

**Is TI-84 Plus a CAS calculator?**

Short answer: Yes, but may require installing additional software on the calculator.

**What is the difference between a TI 84 and a TI-84 Plus?**

There is no original TI-84, only the TI-84 Plus, the TI-84 Plus Silver Edition models, and the TI-84 Plus CE. The TI-84 Plus is an enhanced version of the TI-83 Plus. The key-by-key correspondence is relatively the same, but the 84 features some improved hardware.

#### What is the world’s most powerful calculator?

The TI-NSpire by Texas Instruments is arguably the most powerful and reliable calculator you can buy. The two different types of TI-NSpire—the CX II and the CX II CAS—are both great options for math students handling coursework or about to tackle national exams (SATs and ACTs).

**How can I sell my TI 84 calculator?**

If you need a fast and easy way to sell it, I’d recommend eBay. Whether you’re looking to sell a TI-84 or a sell a TI-Nspire, it’s a quick and easy way to get money so your used graphing calculator doesn’t sit around collecting dust.

**What kind of calculator is best for college?**

Best Calculators for College Students

- TI-Nspire CX II CAS.
- TI-84 Plus CE.
- TI-36X Pro.
- Casio FX-991EX.
- TI-30XS MultiView.

## Which is better TI-Nspire or TI-84?

Virtually everything about the TI-Nspire CX is vastly superior to the TI-84 plus, including the display, color, touchpad, graphing features, documents, point and click interface, dropdown menus, etc.

**What is the difference between the TI Nspire CX and CAS?**

TI-Nspire CX II CAS, the difference is that TI-Nspire CX II CAS has a computer algebra system (CAS), meaning it can do algebraic operations, while the TI-Nspire CX does not. This means the TI-Nspire CX II CAS is not legal for the ACT test.