En español
El sexto termino es 128 porque la sequencia se multiplica por -2.
4 x -2 = -8 x -2 = 16 x -2 = -32
English translation
What is the 6th term in the sequence with 4, -8, 16, -32?
The sixth term would be 128 because the aequence is being multiplied by -2.
4 x -2 = -8 x -2 = 16 x -2 = -32