Question

Find the next 3 terms in the series 3+12+48+...

Answer 1

The next three terms are 192, 768, and 3072.

Each number is multiplied by 4 and its product becomes an addend.

     3 x 4 = 12
   12 x 4 = 48
   48 x 4 = 192
 192 x 4 = 768
 768 x 4 = 3072

3 + 12 + 48 + 192 + 768 + 3072 +....