How many different arrangements can be made from the letters of the word "mississippi"? 39,916,800 831,600 34,650

Aportion of a line bounded by two points is defined as

Solve the system. -a+4b+2c=-8 3a+b-4c=9 b=-1 a.(0,11) ,-1,2) c.(1,1,-2) d.(2,-1,-1)

Find the smallest number by which the given number should be divided to make a perfect cube(with steps or the answer will get reported) a.108 b.2187