HP Graphing Calculators » HP 39gs

HP 39gs Graphing Calculator

HP 39gs is the replacement model for the HP 39gs Graphing Calculator. Serial and USB cable included. The HP 39gs is permitted for use duing SAT I, SAT II Math IC / IIC, ACT, PSAT / NMSQT, AP Chemistry / Physics, PLAN, EXPLORE exams.

HP 39gs Features:

  • 75 MHz ARM9 CPU
  • Display size: 131 x 64 pixel
  • 256 K Ram Memory
  • Both Serial Port or USB for data communication - see HP CONNX3
  • Power: AAA x 4 + CR2032 x 1 (commonly available from photo shops), auto power OFF in 5 minutes.
  • Dimensions: 184 x 87 x 24 mm
  • Weight: 220 grams

HP 39gs References:

Updated On: 14.02.24

  1. On 03-Mar-2019, Anonymous wrote: 
    This site is very useful for me.
    I'm in trouble with definite integral calculation on HP39gs (ROM v2.22).
    The following expression does not become zero.
    ∫(0,360,cos(X),X) = -5.8572E-11
    (Angle Measure: Degrees)
    Is this something like bug?
    Does anyone know?
    Your reply to Anonymous
    • On 23-Oct-2019, Anonymous replied: 
      This is zero within the limitations of the precision of computer arithmetic.
      Your reply to Anonymous

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