Examples. To improve this 'Logarithmic regression Calculator', please fill in questionnaire. If the points do not lie on a straight line, then x and y are not related by an equation of this form. Precalculus. Male or Female ? Several other math software systems use procedures similar to log mode by default. The only reason why I did it this way, is so I get nice clean results that I can plot by hand. Press the "Log" button on your calculator. Linear Algebra. Final Quiz Calculation of the logarithm For the calculation of logarithm of a number, just enter the number and apply the function log. This returns an equation of the form, … The table shows the types of regression models the TI-84 Plus calculator can compute. log b (x) = y. b: log base number, b>0 and b≠1 / x: is real number, x>0. The logarithm keys (LOG for base-10 and LN for base-e) on a TI-83 Plus graphing calculator Logarithms are easy to compute in some cases, such as log 10 (1000) = 3 . For example, TI calculators use logarithmic transformations for ExpReg, PwrReg, and LnReg, Geogebra uses logarithmic transformations for FitExp, FitGrowth, FitLog, and FitPow, and Excel uses logarithmic transformations in its Exponential, and Power regression lines. This log calculator (logarithm calculator) allows you to calculate the logarithm of a (positive real) number with a chosen base (positive, not equal to 1). Sign Up. Logarithmic equations are equations involving logarithms. This online calculator calculates all possible regression equations and graphs based on a set of experimental data. Press [Y=]. Sign In. The log function on all calculators works essentially the same way. This free log calculator solves for the unknown portions of a logarithmic expression using base e, 2, 10, or any other desired base. Type the number you're working with into your graphing or scientific calculator. Use the new "any base" functionality to compute a log of any base. Solving exponential equations is pretty straightforward; there are basically two techniques: