Direct Variation
Direct VariationWhen two variable quantities have a constant (unchanged) ratio, their relationship is called a direct variation. It is said that one variable “varies directly” as the other.The constant ratio is called the constant of variation.The formul…
Direct Variation
Direct VariationExamine the graph at the right:The linear equation graph at the right shows that as the x value increases, so does the y value increase for the coordinates that lie on this line . For instance, if x = 2, y = 4. If x = 6 (multiplied by 3),…
