Cost of debt using theapproximationformulaFor each of the following $1,000-par-value bonds, assuming annual interest payment and a 21% tax rate, calculate the after-tax cost to maturity, using theapproximationformula.

P94 LG3 Cost of debt using the approximation formula For each of the following $1,000pa1 value bonds, assuming annual interest payment and a 21% tax rate, calculate the after tax cost to maturity, using the approximation formula. Bond Life Underwriting Discount [-1 or premium {+1 Coupon interest rate {years} fee A 20 $25 41520 9% B 1 6 40 +1 0 1 D C 1 5 30 1 5 1 2 D 25 15 par 9 E 22 20 50 1 1