You $($or your parents$)$ purchase a used car for $$15,867\mathrm{.}00$ plus $5\mathrm{.}25\%$ sales tax. The down payment is $10\%$ of the total cost and you $($or your parents$)$ have an excellent credit rating. What is your principal balance at the start of the loan?

$\backslash$table$[[$Credit$,\backslash$table$[[$New Car APR$],[(\%)$