How to Use Log on a TI-83

You can solve a log problem with a TI-83 or a slide rule.
••• Brand X Pictures/Brand X Pictures/Getty Images

The TI-83 is a graphing calculator created by Texas Instruments, also known as TI. TI invented the first handheld calculator in 1967. The TI-83 was introduced in 1996. The “LOG” button on a TI-83 is for logarithms, which reverse the process of exponentiation. The “LOG” button on a TI-83 uses log base 10. To enter the log of a different base, you will need to use the change of base property: logb(x) is the same as log(x)/log(b).

    Press the “LOG” button, enter the number you want to take the log of and press the “)” key.

    Press the “÷” key.

    Press the “LOG” button and then enter the number of the base and “)”.

    Press the “ENTER” key.

    Tips

    • To find log10 (x), press the “LOG” button, type the number you want to take “)” and then “ENTER.” Use the “LN” button in the same manner to take the natural log.

Related Articles

Differences of Sodium Hydroxide Vs. Sodium Carbonate
How to Enter a Subscript on the TI-83
Characteristics of Aquatic Plants
How to Convert Pounds Per Square Foot to PSI
Test Your Knowledge on Middle School Science
What is the Identity Property of Multiplication?
How to Calculate Volume of a Circular Cylinder
How to Cancel a Natural Log
Differences of Sodium Hydroxide Vs. Sodium Carbonate
How to Divide Rational Numbers
How to Solve Logarithms With Different Bases
How to Calculate an Equivalent Fraction
What is Ethanolic Potassium Hydroxide?
What Color Would a Tester PH Paper Turn if Is Dipped...
How to Convert BTU to Horsepower
Difference Between Hydraulic Fluid & Oil
How to Find a Z Score
How to Calculate a Circular Area
How to Convert an Area to Square Feet
How to Find the Volume of a Triangular Pyramid

Dont Go!

We Have More Great Sciencing Articles!