Logarithms - Formulas

This algebra video tutorial provides a list of logarithmic formulas which is useful for expanding and condensing logs, solving logarithmic equations, and using the change of base formula.

______________________________
Logarithms - The Easy Way!

Log to Exponential Form:

Change of Base Formula:

Change of Base Log Problem:

Properties of Logarithms:

____________________________________
Expanding Logarithmic Expressions:

Condensing Logarithmic Expressions:

Natural Logarithms:

Solving Exponential Equations:

Exponential Equations - Quadratic Form:

_______________________________________
Solving Logarithmic Equations:

Graphing Logarithmic Functions:

Graphing Exponential Functions:

Compound Interest Word Problems:

Logarithms Practice Problems:

_______________________________________
Final Exams and Video Playlists:

Full-Length Videos and Worksheets:

[hunter]

Dude, I hope youtube pays you well. You deserve an award. You make all of the math and science, easy to understand. Where colleges and high schools have failed to do so. You are a true teacher, and I hope your folks are very proud.

[tamayaaa-ugsl]

there is a special place in heaven for people like you sir

[vepzruw]

this man got me through high school math and chemistry. GOAT

[sethchiasson]

I finally had to cancel my membership after graduating college, wanted to say thank you for everything I don't think I could have gotten through any of the calculus's without you. Your teaching style is truly unmatched. I wish you nothing but the best in all your future endeavors. Thank you again!

[archanagupta]

I'm very sure that once he does a face reveal or even a limb reveal, it's going to be the greatest reveal in the history, bro doesn't even reply or heart a comment. It's unbelievable. Keep it up

[Itzjustmeflow]

This guy is someone I needed my whole life 😭

[nomgartt]

Nobody teaches me at school. You are the only person who has ever taught me ANYTHING about math. All these teachers making 100k/yr and ur doing better than all of them. Thanks. Love from CN.

[Rohxntharealest]

When the world needed him most, he vanished.

[spacelgneo]

If you can't afford a new mic after all these years I can buy you one man. Your tutorials are the greatest.

[hsey]

organic chemistry tutor where are you, please I just want to know that your alive and well

[ocarina]

i think it's awesome that your content does not sound or look that much different from your content from 7 years ago so viewers never have the issue "oh this feels out of date" because you are so consistent

[byun]

Nothing logarithmic but im now a licensed mechanical engineer. I just want to tell you you've helped me so much master the basics. Thank you and may god bless you and your family good health and fortune

[govenormayor]

It’s been 2 months. Where have you been?

[mattyn]

After some hard fought years I’m finally graduating college, wouldn’t have been possible without you. Just wanted to leave a thank you 🙏🏼

[AlexRellort]

Thank god I came across this video. I got a monthly exam dedicated to logarithm only. You be out here saving lives man. Tysm!

[jesus_saves_]

I like how consistent you're in posting videos

[lakshmireddy]

I wanted to take a moment to express my deepest gratitude for the invaluable resource you've provided through your YouTube channel. Thanks to your exceptionally clear explanations of mathematical concepts, I was able to successfully navigate and conquer the challenges of the GACE Middle Grade Mathematics exam.

Your dedication to simplifying complex topics and your passion for teaching shine through in each of your videos. Your ability to break down concepts in a way that is easy to understand has truly been a game-changer for me. Your videos not only helped me grasp difficult mathematical principles but also instilled in me a newfound confidence in my abilities.

Passing the GACE Middle Grade Mathematics exam was a significant milestone for me, and I owe a large part of my success to your guidance and support. Your commitment to helping me achieve professional goals is truly commendable, and I am incredibly grateful for the positive impact you've had on my educational journey.

Thank you once again for sharing your expertise and knowledge with the world. Your dedication to education has made a difference in my life and the lives of countless others. I look forward to continuing to learn from you and to share my success with others, just as you have shared yours with me.

With sincerest appreciation,
Lakshmi.

[Emmalulu]

ANYONE ELSE CAME FROM THAT “what’s your craziest “hear me out”” TIKTOK???😭

[millardbalatucan]

HELLO. I just want to take this moment to THANK YOU for making simplified video tutorials. I recently passed my chemistry board exam, ALL THANKS TO YOU! I love so much and keep helping striving students. May the universe be good to you, always❤

[Sullyvator]

You are straight to the point and quick. You have helped me a lot more than my own teachers. thank you!