The volume (v) of water stored in an open tank varies due to evaporation as
v = x4 − 50x2 + 700, where v is expressed in gallons and x is the number of months elapsed. if january corresponds to x = 0, what will the volume of water (in gallons) in the tank be in june?

in mathematics, a function is a relationship between two variables such that the value of one of the variables, called the dependent variable, is determined by the value of the other variable, called the independent variable. there is a specific term we use to describe the set of independent variables of a function.