Given the graph of the draining of the farm tank, write the equation that describes the relationship between the volume of water in the tank and the time passed.

Acertain standardized? test's math scores have a? bell-shaped distribution with a mean of 520 and a standard deviation of 105. complete parts? (a) through? (c)

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?