If you are upgrading from the original CX (released in 2011) or a TI-84, the "II" brings three major quality-of-life improvements:
If interpreted as Titanium (Ti), a variable ligand (Cx), Roman numeral II (oxidation state +2), and CAS number truncated. Unlikely but possible in inorganic chemistry notes. ti cx ii cas
A pause.
This means the calculator can solve for x algebraically, factor polynomials, simplify radicals, and even find derivatives symbolically without approximation. It changes the game, but be warned: Many teachers ban CAS on tests because it can solve algebra problems step-by-step without showing work. If you are upgrading from the original CX
While powerful, the CAS functionality makes this calculator restricted on some standardized tests: This means the calculator can solve for x
That night, in Alex’s backpack, wedged between a dog-eared copy of The Catcher in the Rye and a granola bar wrapper, the calculator made its decision. It had 100 MB of storage. It had a rechargeable battery that lasted two weeks. It had a backlit screen and a clickpad that could detect the pressure of a single finger. It had never been used to its full potential. But it could learn .
If you are upgrading from the original CX (released in 2011) or a TI-84, the "II" brings three major quality-of-life improvements:
If interpreted as Titanium (Ti), a variable ligand (Cx), Roman numeral II (oxidation state +2), and CAS number truncated. Unlikely but possible in inorganic chemistry notes.
A pause.
This means the calculator can solve for x algebraically, factor polynomials, simplify radicals, and even find derivatives symbolically without approximation. It changes the game, but be warned: Many teachers ban CAS on tests because it can solve algebra problems step-by-step without showing work.
While powerful, the CAS functionality makes this calculator restricted on some standardized tests:
That night, in Alex’s backpack, wedged between a dog-eared copy of The Catcher in the Rye and a granola bar wrapper, the calculator made its decision. It had 100 MB of storage. It had a rechargeable battery that lasted two weeks. It had a backlit screen and a clickpad that could detect the pressure of a single finger. It had never been used to its full potential. But it could learn .