Using the "long press" gesture will display a hint about any key. (Video: Displaying a hint) You can inspect the Key Details to see the formulas and functions for any key.

Label | Description |
---|---|

sinh | Calculates the hyperbolic sine of x. |

cosh | Calculates the hyperbolic cosine of x. |

tanh | Calculates the hyperbolic tangent of x. |

ln | Calculates the natural logarithm of x. |

⇒P | Converts x and y from rectangular to polar values. |

√ | Calculates the square root of x. |

y^x | Calculates y raised to power of x. |

1/x | Calculates the reciprocal of x. |

SWAP | Swaps the x and y registers. |

÷ | Divides y by x. |

ROLL | Rolls the stack down. |

× | Multiplies y times x. |

− | Subtracts x from y. |

% | Calculates the x percent of y. |

+ | Adds y to x. |

Label | Description |
---|---|

asinh | Calculates the inverse hyperbolic sine of x. |

acosh | Calculates the inverse hyperbolic cosine of x. |

atanh | Calculates the inverse hyperbolic tangent of x. |

exp | Calculates the base-e exponential of x. |

⇒R | Converts x and y from polar to rectangular values. |

π | Enters pi into x. |

3√x | Calculates the cube root of x. |

x√y | Calculates y raised to power 1/x |

sqrtpi | Calculates the square root of x times pi. |

last x | Recalls the 'last x' value. |

clr m | Clears all of the user memory. |

clr s | Clears the stack registers (x, y, z, t). |

exp2 | Calculates the base 2 exponential of x. |

expm1 | Calculates the base e exponential of x minus 1. |

10^x | Calculates 10 raised to the power of x. |

quad | Calculates the real roots of a quadratic equation given a, b, c. |

jn | Calculates the Bessel function (cylinder function). |

log2 | Calculates the value of the logarithm of x to base 2. |

log1p | Calculates the natural logarithm of 1 plus x. |

log | Calculates the logarithm of x to base 10. |

logBy | Calculates the logarithm of x to base y. |

yn | Calculates the modified Bessel function. |

x! | Calculates the factorial of x. |

INTG | Calculates the integer part of x. |

FRAC | Calculates the fractional part of x. |

RND | Rounds x to the number of digits displayed. |

mod | Calculates y modulo x where the result has the same sign as x. |

d/r | Switches between the degree and radian mode. |

⇒deg | Converts x from radians to degrees. |

⇒rad | Converts x from degrees to radians. |

Δ% | Calculates the percent change from y to x. |

fmod | Calculates y modulo x where the result has the same sign as y. |