How do I get exact answers in CAS?

How do I display exact values instead of decimals for a point on a graph using TI-Nspire CAS family line of products?

  1. Press [home] [5] [2] [1].
  2. Press [tab] [tab] [tab] [tab].
  3. Press [►] and use directional keypad to select Exact.
  4. Press [enter] [enter].
  5. Select to add a Graphs page.

How do I get out of press to test mode without a calculator?

To disable Press-to-Test mode through a computer:

  1. Create a folder on your computer called “Press-to-Test”
  2. In that folder, place an empty tns document called “Exit Test Mode”. This file is the only file that should be in that folder.
  3. Send this file to your connected device and you will exit Press-to-Test mode.

Why does my CAS say false?

Solving for some equations on TI-89 family, Voyage 200, or TI-Nspire Family CAS handheld (includes: TI-Nspire CAS with ClickPad or TouchPad and TI-Nspire CX CAS) will sometimes return an answer of “false.” This is caused by the equation having a non-real solution.

How do I create a TNS file on my TI-Nspire?

The TI*Nspire CX Document can be created by selecting Insert > Program Editor > New on the handheld. To create a new program, select Insert > Program Editor. You can type in a name for your program, such as “soundtst,” and then select “Program as the Type.” Click OK to close the window.

How do I get my TI 84 Plus CE out of test mode?

Link two TI-84 Plus CE graphing calculators using a unit-to-unit USB cable and then transfer a file by using y 8, SEND RECEIVE. Use TI Connect™ CE Actions > Quit Exam Mode on Connected CE Calculators to quit the exam mode on any connected CE calculator.

What are TNS files?

The tnsnames.ora file is a configuration file that defines connection parameters for your Oracle database instance. By default, tnsnames.ora resides in the following location: Solaris. Oracle_HOME/network/admin. Windows.

How do you clear a TI Nspire scratch pad?

To clear the Scratchpad and all its variables, press ~ then choose option B: Clear Scratchpad. You can also save your work from the Scratchpad by pressing ~ then choosing option A: Save to Document.

What does c1 mean on TI Nspire?

What does a c1 or a component formatted as ck in the answer on the TI-Nspire CAS Handheld mean? The appearance of c1 in an answer means that the answer is true for any constant that replaces c1.

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