Scientific Calculator
Type an expression or use the keypad, the result is worked out as you type · Enter for =, Escape to clear
History
Press = to keep a result here
How to use the scientific calculator
- Type an expression or build it with the keypad; the result is worked out as you type.
- Choose degrees or radians for angles.
- Press = or Enter to keep the result in the history; Ans is the last result.
- Click a history entry to use its expression again.
Questions
What functions does it have?
Trigonometry and its inverses, hyperbolic functions, ln, log and log₂, powers and roots, factorial, nCr, mod, absolute value, π and e.
Why is -2^2 equal to -4?
As in math, the power is worked out before the minus: -2^2 is -(2^2). Type (-2)^2 for 4.
Can I skip the multiplication sign?
Yes, 2π, 3(4 + 1) and 2sin(30) work, and parentheses left open are closed at the end.
Can I use the keyboard?
Yes, type the expression; Enter is =, Escape clears.