Scientific Calculator

Calculator Help

Scientific Functions

Button	Description	Example
sin / cos / tan	Trigonometric functions	sin(90) = 1
sin⁻¹ / cos⁻¹ / tan⁻¹	Inverse trig	sin⁻¹(1) = 90
ln	Natural logarithm	ln(e) = 1
log	Log base 10	log(100) = 2
√	Square root	√(9) = 3
|x|	Absolute value	|−5| = 5
x² / x³	Square / Cube	3² = 9
xʸ	Power (x to the y)	2^10 = 1024
ʸ√x	Nth root	3ʸ√27 = 3
eˣ	Exponential	e² ≈ 7.389
n!	Factorial	5! = 120
1/x	Reciprocal	1/4 = 0.25
Ans	Recall last answer	After 5+3=8, Ans = 8
MC / MR / M+ / M−	Memory functions	M+ stores, MR recalls
Hist	Calculation history	Click entry to recall

Keyboard Shortcuts

Key	Action
0-9, .	Input digits
+ - * /	Operators
Enter or =	Evaluate
Backspace	Delete last
Escape	All Clear
Delete	Clear entry
( )	Parentheses
^ ! %	Power, Factorial, Percent
Ctrl+Z	Undo last action

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