Evaluating Limits on the TI-89, TI-92 Plus, and Voyage 200

Posted on January 26, 2011 at 10:00 pm

The limit of a function is a fundamental calculus concept which is used in characterizing functions, calculating derivatives, and more. This tutorial discusses the theory of limits and how to evaluate limits, including left and right-handed limits, on your TI-89, …
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Filed under Calculus, Difficulty: Easy, TI-89, TI-92 Plus, Voyage 200 | Leave a comment

Business and Finance Math #2: Calculating the Effective Annual Rate (EAR) on Your TI BA II Plus or HP 12c

Posted on January 24, 2011 at 12:59 am

Consider the following problem: Timmy Burns plans to open a new bank account and calls several banks to find out where he can earn the most interest on his money. After talking with several banks, Timmy has three options. Which …
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Filed under Difficulty: Easy, Finance, HP 12c, TI BA II Plus | 2 Comments

SAT Test Prep #1: Mean, Mode, and Median on the TI-83 Plus, TI-84 Plus, and TI-89

Posted on January 19, 2011 at 10:52 pm

The following is a sample SAT problem similar to many found on the actual exam: Nighttime Temperatures in Juneau, Alaska Mon Tue Wed Thu Fri Sat Sun 32 28 28 26 21 22 25 The table above shows the temperatures, …
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Filed under Difficulty: Easy, SAT, Statistics, Test Prep, TI-83 Plus, TI-84 Plus, TI-89 | 5 Comments

Calculating Derivatives on the TI-83 Plus, TI-84 Plus, TI-89, TI-92 Plus, and Voyage 200

Posted on January 13, 2011 at 12:42 pm

Derivatives are perhaps the most elementary topic in calculus and show up in practically every discipline, from the natural and social sciences to economics and finance. This tutorial discusses the mathematical background of derivatives and demonstrates how to evaluate derivatives …
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Filed under Calculus, Difficulty: Easy, TI-83 Plus, TI-84 Plus, TI-89, TI-92 Plus, Voyage 200 | 1 Comment

Business and Finance Math #1: Future Value of an Annuity Due

Posted on January 10, 2011 at 3:55 pm

Business and Finance Math is an ongoing series produced by Calcblog to present topics and concepts found in the world of business and finance. Our goal with this series is to provide you with a practical framework for identifying and …
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Filed under Difficulty: Medium, Finance, HP 12c, TI BA II Plus | 3 Comments

Performing a Linear Regression on the TI-89, TI-92+, and Voyage 200

Posted on January 4, 2011 at 9:45 pm

Unlike with the TI-83+ and TI-84+, it is relatively hard to perform statistics operations on the TI-89, TI-92+, and Voyage 200 the first time around. This tutorial demonstrates using the statistics functions available on this series of calculators to perform …
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Filed under Difficulty: Hard, Statistics, TI-89, TI-92 Plus, Voyage 200 | Leave a comment

Happy New Year!

Posted on January 1, 2011 at 1:19 pm

Calcblog wishes you a happy and successful New Year! We have some big ideas for the website in 2011 and we look forward to sharing them with you. Thank you for supporting us!

Filed under Uncategorized | Leave a comment