Hi tutor!
I'm confused about the answer on OP's note example2 on Page 7&208.
I dont know how the number'15720'and'61580'come from.
Can u help me ?
Thax
:)
I'm confused about the answer on OP's note example2 on Page 7&208.
I dont know how the number'15720'and'61580'come from.
Can u help me ?
Thax
:)
