a) (2x^3-2x^2y+3xy^2):(-1/2x)
b) (3x^2y^2-6x^2y+12xy):3xy
c) 5x(4x^2-3x+2x)
d) (3x+2).(5x+4)
e) (15y^6-7y^5+3y):3y
f) (18x^3y^6-5x^2y^5+6xy):6xy
Loga
Sinh Học lớp 12
