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How to find domain and range of a rational equation using inverse

Brian McLogan 1,145,851 8 years ago
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👉 Learn how to find the inverse of a rational function. A rational function is a function that has an expression in the numerator and the denominator of the function. The inverse of a function is a function that reverses the "effect" of the original function. One important property of the inverse of a function is that when the inverse of a function is made the argument (input) of a function, the result is x. Given a function, say f(x), to find the inverse of the function, we first change f(x) to y. Next, we change all x to y and y to x. and then we solve for y. The obtained solution for y is the inverse of the original function. Timestamps: 0:00 Intro 0:16 Start of Problem Corrections: 6:19 It's positive 2, not a negative. (x=2) 👏SUBSCRIBE to my channel here: https://www.youtube.com/user/mrbrianmclogan?sub_confirmation=1 ❤️Support my channel by becoming a member: https://www.youtube.com/channel/UCQv3dpUXUWvDFQarHrS5P9A/join 🙋‍♂️Have questions? Ask here: https://forms.gle/dfR9HbCu6qpWbJdo7 🎉Follow the Community: https://www.youtube.com/user/MrBrianMcLogan/community Organized Videos: ✅ Find the Inverse of a Function https://www.youtube.com/playlist?list=PL0G-Nd0V5ZMpiWedZMoQ20j-4it9Lthfc ✅ Find the Inverse of a Function | Linear https://www.youtube.com/playlist?list=PL0G-Nd0V5ZMqYo1t0Vlxd9wGfNsoRgPPg ✅ Find the Inverse of a Function | Rational https://www.youtube.com/playlist?list=PL0G-Nd0V5ZMpuJUygEnTMRZFyXROU0LbS ✅ Find the Inverse of a Function | Cubic https://www.youtube.com/playlist?list=PL0G-Nd0V5ZMqUNsaT3YQJrv98far1MsYG ✅ Find the Inverse of a Function | Quadratic https://www.youtube.com/playlist?list=PL0G-Nd0V5ZMrGluIHnbxXTptanS70Xm9G ✅ Find the Inverse of a Function | Cube Root https://www.youtube.com/playlist?list=PL0G-Nd0V5ZMq_N9mEFNw4qydaTG3UGsX8 ✅ Find the Inverse of a Function | Square Root https://www.youtube.com/playlist?list=PL0G-Nd0V5ZMrQ9oN3R_bJqcrRFR-8m4-V&disable_polymer=true ✅ Find the Inverse of a Function | Table https://www.youtube.com/playlist?list=PL0G-Nd0V5ZMo6KaUVaY6SZ-4tJNs6cDfv ✅ Find the Inverse of a Function | Graph https://www.youtube.com/playlist?list=PL0G-Nd0V5ZMpZtffUCIZWmk_y51icK5Uy ✅ How to Prove Two Functions are Inverses https://www.youtube.com/playlist?list=PL2AAE7DDE257005E6 🗂️ Organized playlists by classes here: https://www.youtube.com/user/MrBrianMcLogan/playlists 🌐 My Website - http://www.freemathvideos.com 🎯Survive Math Class Checklist: Ten Steps to a Better Year: https://www.brianmclogan.com/email-capture-fdea604e-9ee8-433f-aa93-c6fefdfe4d57 Connect with me: ⚡️Facebook - https://www.facebook.com/freemathvideos ⚡️Instagram - https://www.instagram.com/brianmclogan/ ⚡️Twitter - https://twitter.com/mrbrianmclogan ⚡️Linkedin - https://www.linkedin.com/in/brian-mclogan-16b43623/ 👨‍🏫 Current Courses on Udemy: https://www.udemy.com/user/brianmclogan2/ 👨‍👩‍👧‍👧 About Me: I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips. Find more here: https://www.freemathvideos.com/about-me/ #functions #brianmclogan

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