Can You Prove the Triangle Inequality?

We prove the triangle inequality, |x+y| is less than or equal to |x| + |y|. This is a proof that is often shown in discrete math or real analysis. #TriangleInequality #MathProof #discretemathematics *Re-Upload with Fixed Audio* Join this channel to get access to perks:    / @trevtutor   Instagram:   / trevtutorofficial   Website: http://TrevTutor.com Subscribe: http://bit.ly/1vWiRxW Hello, welcome to TheTrevTutor. I'm here to help you learn your college courses in an easy, efficient manner. If you like what you see, feel free to subscribe and follow me for updates. If you have any questions, leave them below. I try to answer as many questions as possible.