You can calculate numbers and expressions with X
Buttons:
- Number buttons to enter number.
- Button "x" to enter "x".
- Brackets buttons to enter brackets.
- Buttons "+", "-", "*", "/", "^" to enter binary and unary operations.
- Button "enter" to calculate an intermediate expression.
- Button "backspace" to erase last symbol, button "ctrl+backspace" to erase all expression.
- Button "escape" to exit.
Warning! Unfortunately you can't do division by expression with x, elevate to degree of expression with x, elevate to not integral and negative degree.