divide the following expressions

a) 51x³y⁴ by -17x²y²
b) -108a³b³c by 18abc
c) -84mnp³ by -7mnp³
d) 36p²q²r by -4p²r
e) -700x³y² by 25xy
f) 306a²p³z⁴ by -3a²p²z²​