Discover Questions

Integral from 0 to 4 of absolute value of (x^2 -4x +3) dx. I keep getting 4/3 and not 4...? I'm 21 years-old Vietnamese man, my actual height is 5'9 7/8" (177.6 cm). Should I round up my height to 5"10" (177.8 cm)? Can blood typing be performed using only the serum portion of the blood? Have we proved Hebb's postulates? Whats the conjugate base of NO2-?