a cell phone carrier has a family plan rate as follows:the first two phones cost a total of $100. Each additional phone cost an additional $10.This can be represented as C(i)=100+10 (i-2)what does C(5) represent?
I think it is B. because the cost of the additional phone is $10. and $100 for each 2 Phones and $50 for the first one. the only way it makes sense is when you put the members...
