What is an inequality and why would it be used?
An inequality is when there is a limit on high or low the solution of the problem can be. The equation uses the greater than, less than, or equal to sign to show this. The best example of this is when a person has only a certain amount of money and they want to see how many things they can get with out going over the limit.
What is the opposite of addition? What about division?
The opposite of addition is subtraction because instead of adding two numbers they are being taken away from each other. The opposite of division is multiplication because division is finding out how many times one number can go into another number, while multiplication is finding the product of adding a number to itself multiple times.
At which point in cell division does the cell's outer membrane start to stretch and then split into two cells?
During telophase the cell splits and becomes two cell. This is the final phase of mitosis.