4x + 3\) and draw its graph for values of \(x\) from –2 to 5. Plot the \(x\) and \(y\) values as coordinates and join them with a smooth curve. This is a typical shape for a quadratic function.

If you or your kids are preparing for an advanced math or science course, you’re going to need a graphing calculator. These handy machines can process complex calculations (and simple ones ...

Failure to complete intermediate algebra has stumped tens of thousands of California community college students ... on factoring trinomials, graphing exponential functions and memorizing formulas ...