Can anyone advise if this is an error in the solutions, my professor has not replied to my emails so any help would be greatly appreciated.

I know that forward biased we ignore the "-1" term.

To get to the answer, I used:

Io = 2x10^-13

q = 1.6x10^-19

V = 0.7

k = 1.38x10^-23

T = 300

Thanks!