Algebra instruction has traditionally been postponed until adolescence because of historical reasons (algebra emerged relatively recently), assumptions about psychological development ("developmental ...

This study is an attempt to analyze students' construction of function based problem solving methods in introductory algebra. It claims that for functions to be a main concept for learning school ...

Save guides, add subjects and pick up where you left off with your BBC account. Practise determining composite and inverse functions ahead of your Higher Maths exam. Revise determining composite and ...

To find solutions from graphs, look for the point where the two graphs cross one another. This is the solution point. For example, the solution for the graphs \(y = x + 1\) and \(x + y = 3\) is the ...

Top students can benefit greatly by being offered the subject early. But many districts offer few Black and Latino eighth graders a chance to study it. By Troy Closson From suburbs in the Northeast to ...