📘 functions and graphs
Step-by-step solutions with LaTeX - clean, fast, and student-friendly.
Graph Parabola
1. **Problem:** Sketch a rough graph of the function $$y = x^2$$.
2. **Formula and Explanation:** The function $$y = x^2$$ is a quadratic function representing a parabola.
Graph Analysis
1. **Problem Statement:** Analyze the graph of a function to determine its domain, range, whether it is one-one, calculate values at specific points, explain dependent and independ