You have a job assisting an archeologist who has just discovered a fossil that appears to be an animal bone. A x a y a x - y. Exponential and Logarithmic Equations and Models.
When dealing with logarithmic equations we will use logarithmic identity 2 where an exponential function is applied to undo the effect of a.
Taking logarithms will allow us to take advantage of the log rule that says that powers inside a log can be moved out in front as multipliers. We want to solve for T in terms of base 10 logarithms. Exponential and Logarithmic Equations and Models. Begin array l frac 2 9 cdot x-5y frac 1 9 frac 4 5cdot x3y 2 end array 92.