Find the 19th term in each sequence. 11, 33, 99, 279

Question

asked Aug 28, 2023 158k views

1 Answer

Alpants · Answer 1 · 2023-09-01T02:56:57+0000

Answer:

Explanation:

hello : note 297 no 279

297 =3×99

99 = 3 ×33

33=3×11

this the geometric sequence. ( comon : 3)

the nth term is : An = A1 × r^n when : r = 3 and A1 =11

if n = 19 A19 = 11×3^19