Question

what is the 10th term of this geometric sequence?
1,2,4 ,8...
A)128
B)256
C)512
D)1024

Answer 1

8 × 2 = 16 = 5th term
16 × 2 = 32 = 6th term
32 × 2 = 64 = 7th term
64 × 2 = 128 = 8th term
128 × 2 = 256 = 9th term
256 × 2 = 512 = 10th term
The answer is 512
Hope this helps!

Answer 2

The answer is C) 512 just like I said in the comments section but Idk who deleted it.