Explain why the x-coordinates of the points where the graphs of the equations y = f(x) and y = g(x) intersect are the solutions of the equation f(x) = g(x); find the solutions approximately.
Patterns, Functions, and Algebraic Structures
- Are fluent with basic numerical and symbolic facts and algorithms, and are able to select and use appropriate (mental math, paper and pencil, and technology) methods based on an understanding of their efficiency, precision, and transparency
Solutions to equations, inequalities and systems of equations are found using a variety of tools
Represent and solve equations and inequalities graphically