A page of two-dimensional arrays can be thought of as a three-dimensional array. Since 2-dimensional arrays are commonly expressed in tables or matrixes, therefore, if we put these tables or matrices in a page, the collection of matrices in a single page would now be structured into a 3D array.
I think you are missing something, what expression?
If you mean the • dot, it means multiplication.
Answer:
68
Step-by-step explanation:
6.8 × 
= 68
whats the equation?
i need the equation in order to solve for x