Question

From 1980 to 1991, the total fuel consumption T
(in billions of gallons) by cars in the United States and the average
fuel consumption A (in gallons per car) can be modeled by
T=- 0.026x^3 + 0.47x^2 - 2.2x + 72 and A= -8.4x + 580
where x is the number of years since 1980. Find a function for the
number of cars from 1980 to 1991. About how many cars were
there in 1990?​

Answer 1

Answer:t = -3/5+ 6^ 0.34+ 27-73.248 cars. hope it will help you .please mark it as a brainlist answer please my friend mark it as a brainlist answer for my jarroort. I have follow you can you have power to mark this answer as a brainlist answer.