Brian McLogan
Solving an exponential equation by taking log on both sides
👉 Learn how to solve exponential equations in base e. An exponential equation is an equation in which a variable occurs as an exponent. e is a mathematical constant approximately equal to 2.71828. e^x is a special type of exponential...
Curated Video
Understanding Logarithms: Definition and Evaluation
This video is a lecture presentation that explains the definition of log to the base A of X. The instructor explains the inverse relationship between logarithms and exponentials and demonstrates this using graphs of exponential and log...
Curated Video
Solving Equations with Exponents Using Common Logarithms
In this video, the teacher explains how to solve equations with variables in the exponent using common logarithms. They review what a common logarithm is and discuss its properties. The teacher demonstrates how to use logarithms to solve...
Brian McLogan
Master Solving Logarithmic equations by converting to exponential equations
Master Solving Logarithmic equations by converting to exponential equations
Brian McLogan
How to graph logarithmic equations
👉 Learn all about graphing logarithmic functions. A logarithmic function is a function with logarithms in them. The graph of the parent function of a logarithmic function usually takes its domain from the positive x-axis. To graph a...
Brian McLogan
What are the properties of logarithms and natural logarithms
👉 Learn all about the properties of logarithms. The logarithm of a number say a to the base of another number say b is a number say n which when raised as a power of b gives a. (i.e. log [base b] (a) = n means that b^n = a). The...
Brian McLogan
Tutorial - Solving logarithmic equations ex 16, log4(x+4)-log4(x)=log4(x+2)
In this video playlist you will explore how to solve logarithmic equations. To solve logarithmic equations it is important to first simplify your equation so that you either have an isolated logarithmic equation on one side or a...
Brian McLogan
Overview of properties of logarithms using multiplication
👉 Learn how to condense/expand logarithmic expressions. A logarithmic expression is an expression having logarithms in it. To condense logarithmic expressions means to use the logarithm laws to reduce logarithm expressions from the...
Brian McLogan
Evaluating a Logarithm To a Fraction Without a Calculator
👉 Learn how to evaluate logarithms with fractions. Recall that the logarithm of a number says a to the base of another number say b is a number say n which when raised as a power of b gives a. (i.e. log [base b] (a) = n means that b^n =...
Brian McLogan
Solving Exponential equations
👉 Learn how to solve exponential equations in base e. An exponential equation is an equation in which a variable occurs as an exponent. e is a mathematical constant approximately equal to 2.71828. e^x is a special type of exponential...
Brian McLogan
What is the rule of 72 and where does it come from
What is the rule of 72 and where does it come from
Brian McLogan
Pre-Calculus - How to Evaluate an Expression with a Natural Logarithms
👉 Learn how to evaluate natural logarithms. Recall that the logarithm of a number says a to the base of another number say b is a number say n which when raised as a power of b gives a. (i.e. log [base b] (a) = n means that b^n = a)....
Curated Video
Using Semi-Log Graphs to Estimate Parameters for Exponential Equations
In this lecture, the speaker explains how to use the logarithmic graph to estimate parameters in the form of KB to the power of X. The speaker shows how to take the logarithm of both sides of the equation to bring X down out of the way,...
Brian McLogan
Basic properties of logarithms
👉 Learn all about the properties of logarithms. The logarithm of a number say a to the base of another number say b is a number say n which when raised as a power of b gives a. (i.e. log [base b] (a) = n means that b^n = a). The...
Brian McLogan
Learn to find the number of years it takes to reach an amount with compound interest
Learn about compound interest. We will look at how to determine the final value, initial value, interest rate and years needed. We will investigate problems compounded continuously, daily, weekly, monthly, quarterly and yearly. These...
Brian McLogan
Graphing logarithmic equations
👉 Learn how to graph logarithmic functions. The logarithmic function is the inverse of the exponential function. To graph a logarithmic function, it is usually very useful to make the table of values of the function. This is done by...
Professor Dave Explains
Logarithms Part 3: Properties of Logs, Expanding Logarithmic Expressions
An introduction to logarithms.
Brian McLogan
What are the properties of logarithms
👉 Learn all about the properties of logarithms. The logarithm of a number say a to the base of another number say b is a number say n which when raised as a power of b gives a. (i.e. log [base b] (a) = n means that b^n = a). The...
Brian McLogan
Graphing logarithmic equations
👉 Learn all about graphing natural logarithmic functions. A logarithmic function is a function with logarithms in them. A natural logarithmic function (ln function) is a logarithmic function to the base of e. The graph of the parent...
Brian McLogan
Solve an equation to factor by converting to exponential
👉 Learn how to solve logarithmic equations. Logarithmic equations are equations with logarithms in them. To solve a logarithmic equation, we first isolate the logarithm part of the equation. After we have isolated the logarithm part of...
Brian McLogan
Condensing and expanding using the quotient property of logarithms
👉 Learn how to condense/expand logarithmic expressions. A logarithmic expression is an expression having logarithms in it. To condense logarithmic expressions means to use the logarithm laws to reduce logarithm expressions from the...
Professor Dave Explains
Solving Exponential and Logarithmic Equations
How to solve exponential and logarithmic equations
Professor Dave Explains
Logarithms Part 1: Evaluation of Logs and Graphing Logarithmic Functions
An introduction to logarithms.