# 4.2. Trigonometric Mode

Press F3 to toggle between statistical and trigonometry mode. Alternatively bring up the configuration dialog by pushing the KCALC button or by pressing F2 to switch into trigonometric mode.

Hyp

  Enter Hyperbolic sub mode. HYP SIN for example is the hyperbolic sine: sinh(x)

Sin

  Compute the sine.

INV Sin

  Compute the inverse sine.

Cos

  Compute the cosine.

INV Cos

  Compute the inverse cosine.

Tan

  Compute the tangents.

INV Tan

  Compute the inverse tangent.

Log

  Compute the Log base 10

INV Log

  Compute 10 to the power of x.

Ln

  Compute the natural logarithm. That is the log with base e.

INV Ln

  Compute e to the power of x.