596C.C3.3 Left and Right Inverses and the Real Square Root

0:00 Introduction 1:54 Left and Right Inverses 4:59 Which Functions Have Left/Right Inverses? 8:31 Which Functions Have Inverse Functions? 8:57 The Real Function f(x) = x² and Its Inverses (Plural!) 12:50 Restricting Domain of f(x) = x² 13:29 The "Usual" Choice of Inverse of f(x) = x² 14:30 A "Different" Inverse for f(x) = x²