ok and for this other question could you check my work please!
h t t p : / /i 3 4 . t i n y p i c . c o m / s 2 z h m v . j p g
1 answer
good work, watch sig digits.
h t t p : / /i 3 4 . t i n y p i c . c o m / s 2 z h m v . j p g
1 answer