Reflections of $y=f(x)$ Posted on 12-07-2023 By app.cch No Comments on Reflections of $y=f(x)$ For the function $y=f(-x)$, the graph of $y=f(x)$ reflects about the $y$-axis. For the function $y=-f(x)$, the graph of $y=f(x)$ reflects about the $x$-axis. Same Topic: Cosine Law Exterior Angle of Triangle Intercept Theorem Trigonometric Ratios of Special Angles Math, Measures, Shape and Space, Revision Note, Transformations