What statement about credit cards is TRUE? a. They can help you establish a credit history b. Since they are tied directly to your checking account, they prevent you from spending money you do not have c. If you need to carry a balance, the interest rates are generally quite low (less than 5%) d. As long as you make the minimum payments it's like getting a short-term interest free loan

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

Data from 2005 for various age groups show that for each $100 increase in the median weekly income for whites, the median weekly income of blacks increases by $105. also, for workers of ages 25 to 54 the median weekly income for whites was $676 and for blacks was $527. (a) let w represent the median weekly income for whites and b the median weekly income for blacks, and write the equation of the line that gives b as a linear function of w. b = (b) when the median weekly income for whites is $760, what does the equation in (a) predict for the median weekly income for blacks?