Needhelp finding the after-tax cost of debt using the approx formula.Thanks! Will give thumbs up Debt The firm can sell for \( \$ 1015 \) a 13-year, \( \$ 1,000 \)-par-value bond paying annual interest at a \( 12.00 \% \) coupon rate. A flotation cost of \( 2.5 \% \) of the par value is required. 2 answers