Trust me its less confusing than it sounds. Location width breadth length. Drag the points below they are shown as dots so you can see them but a point really has no size at all Points usually have a name often a letter like A or even W.
When dealing with functions of a real variable a critical point is a point in the domain of the function where the function is either not differentiable or the derivative is equal to zero.
Drag the points below they are shown as dots so you can see them but a point really has no size at all Points usually have a name often a letter like A or B etc. An exclamation point denotes something called a factorial. Will not only change your childs perception of numbers but give them the skills and understanding to apply the principles in their everyday life. And so the mathematical purest geometric sense of a line is this straight thing that goes on forever.