Death valley, located in california, is the lowest place in north america. it is 282 feet below sea level, or -282 feet. mount mckinley in colorado is the highest place in north america. its elevation is approximately -71.76 times the elevation of death valley. what is the approximate elevation of the mount mckinley?
because (-282) * (-71.76) = 20,236.32
we have a parabola and a small line shown in the graph.
the parabola goes upto x = 2 but does not reach that very value. so x = 2 starts on the line above where x = 2 and ends just before x = 4.
therefore, this function can be modeled by: