Before my TI graphing calculator died I used to use the 'Solver' function that allowed one to define variables then input knowns and solve for the unknown. Where do I find that
![Using WolframAlpha, in matrix multiplication, why are "squared" and ^2 giving me different results? - Stack Overflow Using WolframAlpha, in matrix multiplication, why are "squared" and ^2 giving me different results? - Stack Overflow](https://i.stack.imgur.com/Zf7rL.png)
Using WolframAlpha, in matrix multiplication, why are "squared" and ^2 giving me different results? - Stack Overflow
![linear algebra - Matrix exponential weirdness in WolframAlpha - it fails on diagonal matrices? - Mathematics Stack Exchange linear algebra - Matrix exponential weirdness in WolframAlpha - it fails on diagonal matrices? - Mathematics Stack Exchange](https://i.stack.imgur.com/uYxve.jpg)