6. Suppose that you borrow $3400 on April 25th 2003. If you make no payments, how much will you owe on June 22nd 2007? Assume your balance grows according to the accumulation function a(t) = 1.068[+) (1 +0.068 (t [t])) for t > 0. Note here [t] is the greatest integer function (otherwise known as the floor function). For example, [5.42] = 5