Answer:
<u>Geometric Progression</u> is the explicit rule for the given sequence: 11, 22, 44, 88...
First term (a) = <u>11</u>
Common ratio (r) = 22/11 = 44/22 = 88/44 = <u>2</u>
Formula used in Geometric Progression is :---

where, 'n' is the required term