13. suppose you purchase a car for $24,500, and it depreciates at the rate of $1,500 a year. express the car's value after five years as a term in an arithmetic sequence.

17,000 dollars because you do 1500 times 5 then you do 24,500 - 7500.

2x3 – 6x2 – 14x + 24 square centimeters

if i'm wrong i'm sorry : )

by definition, an arc subtended by a central angle of some given measure has the same measure. so .