Respuesta :
he rule of 78,the amount of unearned interest (finance charge that need not be paid) is given bywhere u is the amount of ...
1.
-60r^2s^2t^2 = 15r^2t^2(-4s^2)
and
45r^3t^3 = 15r^2t^2(rt)
answer: GCF = 15r^2t^2
2.
32m^2n^3 = 2m^2n^2(16n)
and
18m^2n^2 = 2m^2n^2(9)
and
56m^3n^2 = 2m^2n^2(28m)
so
answer GCF = 2m^2n^2
-60r^2s^2t^2 = 15r^2t^2(-4s^2)
and
45r^3t^3 = 15r^2t^2(rt)
answer: GCF = 15r^2t^2
2.
32m^2n^3 = 2m^2n^2(16n)
and
18m^2n^2 = 2m^2n^2(9)
and
56m^3n^2 = 2m^2n^2(28m)
so
answer GCF = 2m^2n^2