Respuesta :
Answer:
243 and 729
Step-by-step explanation:
next will be 81 x 3= 243
next will be 243 x 3= 729
Answer:
243 729
Step-by-step explanation:
r = common ratio = 3 means multiply each number by 3 to get the next number
3 9 27 81 (81*3 ) ( 81*3)*3
3 9 27 81 243 729