Teaching students to identify graphs of continuous functions is an important concept in mathematics. Understanding the continuity of a function can help students make predictions about the behavior of ...

While graphs for cosine and sine functions are similar, those for tangent functions differ significantly from them, sharing only in that they show periodicity and symmetry. Recall \(\tan(x)= ...

1 Department of Mathematics, College of Computer Science and Mathematics, Mosul University, Mosul, Iraq. 2 Department of Mathematics, College of Computer Science and Mathematics, Tikrit University, ...