Hello please i need your help resolving this question, it is due in 2hours , thanks in advance !

Specific assignment instructions: All interest rates are annual interest rates with semi-annual compounding. All coupon rates are annual rates paid semi-annually. All bonds have a $100 face value. In some of the questions you may want to use Taylor' approximation formula (this formula should have been covered in your prerequisite math course): Taylor' first-order approximation: f(x + Ax) ~ f(x) + ar(x) Ax dx Taylor' second-order approximation: f(x + Ax) ~ f(x) + df() Ax + 0.5 d-f (x) (4x) 2 dx dx2 You may also find the following formulas useful: & I 1 and 2 = x dx x2 dx2 x3