An arithmetic sequence is represented by the explicit formula A(n)=2-5(n-1). What is the recursive formula?

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

Given the equation f(x)=a(b)x where the initial value is 40 and the growth rate is 20% what is f(4)

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?