Rational Inequalities

This precalculus video tutorial provides a basic introduction into solving rational inequalitites using a sign chart on a number line and expressing the solution using interval notation and as an inequality. This video contains plenty of examples and practice problems.

Fundamental Theorem of Algebra:

Rational Expressions - Basic Intro:

Simplifying Rational Expressions:

Multiplying Rational Expressions:

Dividing Rational Expressions:

______________________________________
Adding & Subtracting Rational Expressions:

Rational Expressions - Unlike Denominators:

Simplifying Complex Rational Expressions:

How To Solve Rational Equations:

Rational Equations - Extraneous Solutions:

_____________________________________
Horizontal and Slant Asymptotes:

Finding Rational Functions Given 2 Points:

Rational Functions - X and Y Intercepts:

Graphing Advanced Rational Functions:

Rational Inequalities:

________________________________________
Final Exams and Video Playlists:

Full-Length Videos and Worksheets:

[bienangelo]

This man legit made me understand more in 30 seconds than what my math modules can do in an hour.

[rahsaanfoster]

When the example for the video is the same exact question that's on the homework.

[haileybrady]

I never comment on YouTube but i just wanted to thank you for this because we’re in online school for COVID-19 right now and you just saved my math grade from plummeting!!

[itsundreen]

I finally understood when the circle will be hollowed or filled. Thank you so much. Hands down to the brief but meaningful tutorial.

[tnabizada]

Bro teaches better for 10 minutes than for 50 minutes in school. So complicated in there. Thanks!

[mohammadrasoulnoori]

I just started uni, and it's been a week that I tried to understand the last step of inequalities. my teacher spends an hour explaining it and it made me hate it but this legend made it sound so easy. keep up the good work, you are a hero.

[kaylacopley]

I cannot thank you enough for this. I’ve been in the library doing these problems over and over for 3 hours straight without getting a single one right. 4 years later and your video is still MAJORLY helping students struggling. THANK YOU THANK YOU THANK YOU!!!!

[elizabethkourbatski]

Short, sweet, and understandable explanation. Perfect video!

[RoomMath]

I am a high school math teacher and this video was very well done!! thank you!

[slushy]

I must be really stupid i guess, not even the greatest teacher on the internet can make me understand this

[ruchir]

Tbh the best maths toutorial on YT. Keep it up man 🧐

[stillsecret]

I learned more a lot here than in school ☹️ Thank you so much! 😭😭😭

[satioOeinas]

bro you literally have a video for everything! very impressive.

[jbrewer]

Words can't even explain how thankful I am for you, man. Your videos are single-handedly saving my math grade. I have a college exam this Friday, and I've been trying to figure out how to do this, and now I finally get it. You're a legend. Thank you.

[dwaynesalape]

I can't fully understand the teacher teaching us and now finally I can understand when u explain it, thank you dude so keep it up and use ur talent to teach other peope

[unbeatableox]

Oh God, I'm so glad you existed! Everytime I have a problem with the subjects you are there! A life saver.

[ginamariecadavos]

I just wanna say, I love this YT channel so much. Thanks man, you deserve a million subscribers

[jonathanherrera]

I clicked the ads just for you. Thank you ^100

[aminahaliman]

this tutorial is what I need now because 5 hrs later is our first quarter exam and this is were I study my pointers now Goodluck self

[samarthmn]

Really helped me man, the most useful 10 minutes I have spent on phone the whole 2020 and 2021