What is the relationship between vectors, complex numbers and polar coordinates? Please give clear answer

Elena and her husband marc both drive to work. elena's car has a current mileage (total distance driven) of 15,000 and she drives 23,000 miles more each year. marc's car has a current mileage of 46,000 and he drives 9,000 miles more each year. will the mileages for the two cars ever be equal? explain.

Identify one charcteristic of exponential growth

What is the value of 4x to the third +4x if x is 4