Respuesta :
The answer is multiplication.
1 x 4 = 4
4 x 4 = 16
16 x 4 = 64
So each term is getting multiplied by 4 to find the next term.
1 x 4 = 4
4 x 4 = 16
16 x 4 = 64
So each term is getting multiplied by 4 to find the next term.