A zero pair describes a pair of numbers whose sum equals zero. One number in this equation will always have a positive sign, while the other number will always have a negative sign. More »

Two vectors with unequal magnitudes cannot have a sum of zero. Two vectors can only add up to zero if the sum of all components equal zero. More »

The associative property of addition is a mathematical law that states that changing the grouping of three or more numbers being added together does not affect their sum. For example, (2 + 3) + 4 equals the same number a... More »

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A coordinate graph is a visual method of showing the relationship between a pair of numbers. This relationship is shown on a grid of coordinates composed of horizontal and vertical lines. More »

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The zero property of multiplication states that if a times b equals zero, then either a or b (or both) must equal zero. It is also called the zero product property. More »

The formula for a midpoint is the sum of x1 and x2 divided by two for the first coordinate and the sum of y1 and y2 divided by two for the second coordinate. This formula finds the midpoint between coordinates (x1, y1) a... More »

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Find the mean absolute deviation by finding the sum of the absolute value of x minus mu, all divided by N. In this formula, mu is the mean, x is the value of the term and N is the total number of terms. More »

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