![]() ![]() If necessary, you can change the contrast of the screen on the TI-84 by pressing 2nd and then the up arrow (or down arrow) button. Note that it is possible that a reset may affect the contrast of your screen. With that disclaimer stated, here's how to reset it: Q: How can I completely reset my TI 84 Plus back to the factory default settings?Ī: Be careful with this as it will remove any programs that you may have stored in the calculator. Scroll through the list and delete anything that isn't important using the DEL button.Press 2nd MEM (that is the second function of the key).Q: How can I clear the memory of all variables and lists?Ī: Unlike a complete reset (see below) this is pretty safe to do, though be careful not to delete any lists or variables that you need to save. Still, if you need another base the above formula will work - just change the 10 to your selected base. Note that the TI-84 Plus does have a LOG key for calculating base 10 logarithms. So, just calculate the natural log of your number (use the LN key), and then divide it by the natural log of the new base. There are different types of graphs available according to ones usage. Q: When using the NPV and IRR functions, can you explain the optional \] I will compile a list of the most frequently asked questions here. Over the years, I have received many questions about financial calculators. Are you a student? Did you know that Amazon is offering 6 months of Amazon Prime - free two-day shipping, free movies, and other benefits - to students? Click here to learn more ![]()
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