Find the next three terms of the sequence below.

2, 4, 8, 16,...

My answers: 32, 64, 128

Find the next three terms of the sequence below.

2, -6, 18, -54,...

My answers: 162, -486, 1458

1 answer

An = 2^n
Yes, correct

A1 = 2
r = -3
yes, correct