The value of a car that depreciates over time can be modeled by the function R(t)=24000(0.75)^{2t+2} Write an equivalent function of the form R(t)=ab^t

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

Which situation can be modeled by the inequality 5 + 10w ≥ 45? a. you start with $5 and save $10 a week until you have at least $45. b.you start with 5 baseball cards and purchase 10 cards every week until you have at most 45 cards. c.you start with 5 water bottles and purchases cases of 10 water bottles each until you have a total of 45 water bottles. d.you spend $5 plus $10 per week until you have less than $45.