The dollar value v (t) of a certain car model that is t years old is given by the following exponential function. v (t) = 25.900(0.84)
Find the initial value of the car and the value after 12 years.
Round your answers to the nearest dollar as necessary.
Initial value:
Value after 12 years:

The area of a rectangle is 54x^9y^8 square yards.if the length of the rectangle is 6x^3y^4 yards,which expression represents the width of the rectangle in yards

Can someone me and do the problem plz so i can understand it more better

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form:    science fiction books to history books 2. write the ratios as fractions:    dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.