What would be the possible value for x?

Determine the relationship of ab and cd given the following points

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x

An airplane is flying at an elevation of 5150 ft, directly above a straight highway. two motorists are driving cars on the highway on opposite sides of the plane, and the angle of depression to one car is 35 ̊ and to the other is 52 ̊. how far apart are the cars?