Just type and your answer comes up live. Use the buttons, or type formulas like 3*sqrt(2) or pi/2
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All Functions Operators + Addition operator - Subtraction operator * Multiplication operator / Division operator ^ Power/Exponent/Index operator () Parentheses Functions sqrt Square Root of a value or expression. sin sine of a value or expression cos cosine of a value or expression tan tangent of a value or expression asin inverse sine (arcsine) of a value or expression acos inverse cosine (arccos) of a value or expression atan inverse tangent (arctangent) of a value or expression sinh Hyperbolic sine of a value or expression cosh Hyperbolic cosine of a value or expression tanh Hyperbolic tangent of a value or expression ln The natural logarithm of a value or expression log The base-10 logarithm of a value or expression abs Absolute value (distance from zero) of a value or expression deg convert radians to degrees rad convert degrees to radians sign −1 for values less than 0, otherwise 1 round round to nearest integer floor Returns the largest (closest to positive infinity) value that is not greater than the argument and is equal to a mathematical integer. ceil Returns the smallest (closest to negative infinity) value that is not less than the argument and is equal to a mathematical integer. fact factorial function Constants pi The constant π (3.14159265...) e Euler's Number (2.71828...), the base for the natural logarithmFull Precision Calculator Numbers Index