The shipping cost for an on-line company increases exponential based on the number of dollars the consumer has spent. It can be represented by the equation y = 0.003(2)x where x represents every $10 spent. Shipping charges will max out at $20. The company has decided that they need to add a base shipping charge of $5. What will this new function be?

A) f(x) = 0.003(2)^x + 5
B) f(x) = 0.003(2)^x - 5 <<My answer
C) f(x) = 0.003(2)^x + 5
D) f(x) = 0.003(2)^x - 5

3 answers

Hmmm. What does

they need to add a base shipping charge of $5

mean to you?
The answer is A
it is a