(1 point) Let i be the annual effective interest rate and v = ... and write it in terms of v. Use the letter v (vee) in the box for v. du di Consider payments of 50 at time 2,30 at time 5, and 50 at time 7. Let P be the net present value of these payments at time 0. Write P as a function of v and calculate 7 in terms of v using the chain rule. Use the letter v (vee) in the box for v. dP