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### Calculation History:

# Scientific Calculator

Calculateio is a great online scientific calculator. It is a full-featured advanced math calculator that includes logarithms, percentages and trigonometric functions. With memory functions, history and brackets, this free and simple online calculator will be a handy tool for you.

## How to work with a scientific calculator

**AC**= All Clear**mc**= Memory Clear**m+**= Memory Plus**m-**= Memory Minus**mr**= Memory Recall**CE**= Clear Entry**√x**= Square Root**e**= exponent, raise e to the power x^{x}**1/x or x**= A multiplicative inverse or reciprocal for a number x^{−1}**x²**= Square**()**= Parentheses, instructs calculator to do this operation first**y**= y raised to the power x or x raised to the y^{x}or x^{y}**y√x**= parent function of a square root function is y = √x**tan**= The inverse of tangent is denoted as Arctangent or on a calculator it will appear as atan or tan^{-1}^{-1}**cos**= Is called acos or arccos^{-1}**sin**= Inverse sine function or Sin^{-1}^{-1}takes the ratio, Opposite Side / Hypotenuse Side and produces angle θ. It is also written as arcsin**ln**= Log function is Ln(x) = Log(x)/Log(e)**Rad**= Radians**Deg**= Degrees**e**= E (or e) stands for exponent of 10**RND**= Gives a random number in (0,1)**EXP**= Stands for exponent(Click the Exp button which you will find in the left half of the calculator keyboard)**±**= Both plus and minus operations