Suppose a ten$-$year, $\backslash (\backslash$$ $1,000\backslash )$ bond with an $\backslash (8\mathrm{.}4\backslash \%\backslash )$ coupon rate and semiannual coupons is trading for $\backslash (\backslash$$ $1,035\mathrm{.}92\backslash ).$

a$.$ What is the bond's yield to maturity $($expressed as an APR with semiannual compounding$)?$

b$.$ If the bond's yield to maturity changes to $\backslash (9\mathrm{.}5\backslash \%\backslash )$ APR, what will be the bond's price?

a$.$ What is the bond's yield to maturity $($expressed as an APR with semiannual compounding$)?$

The bond's yield to maturity is

$\backslash \%.($Round to two decimal places.$)$