Respuesta :

Answer:

4r^6, 81b^4, 54n^4x^3, 3

Answer:

[See Below]

Step-by-step explanation:

✦ Simplify the expression using the rules of exponents - (2r^3)^2:

  ✧ 4r⁶

✦ Simplify the expression - (3b)^4:

  ✧ 81b⁴

✦ Simplify the expression - (2n) x (3n) x (3n) x (3n):

  ✧ 54n⁴

✦ Simplify the expression - (48m^2) ÷ (16m^2):

  ✧ 3

~Hope this helps Mate. If you need anything feel free to message me.