Uploaded June 2025 | Updated September 2026, 2 weeks ago

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Don’t let tricky denominators trip you up! 📐 In just 30 seconds, Nick explains how to find the domain of 12x divided by (x² – 9) — so you know exactly where it’s defined. Perfect for quick test prep!

👉 Keep learning with more Study Prep videos on Pearson+:
pearson.com/channels/college-algebra?CEP=YouTube_Video_Reels_Math

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#PearsonPlus #StudyPrep #MathHelp #DomainOfFunction #RationalFunctions #StudyWithNick #CollegeAlgebra #MathShorts #ExamPrep #QuickMath