Diagram of simple filtration: oversize particles in the feed cannot pass through the lattice structure of the filter, while fluid and small particles pass through, becoming filtrate.
An odd function can be identified by replacing both the x and y values with -x and -y values. If the values in your equation are the opposite (positives are negatives and negatives are positives), then the function is odd. Take, for example, this equation y = x^2.
Any number in this set (...-4, -3, -2, -1) is a negative integer. Similar to positive integers, numbers such as -3.5 and -10 are not integers because they are not whole. Zero. Another way to look at integers is to say that an integer must be even or odd. Using this logic, zero is an integer, as it is an even whole number. Zero is not classified as a positive or negative number or integer. Algebra Word Problems. In algebra, you may be asked to solve an equation by providing the missing integer.