Question

Find the first, fourth, and eighth terms of the sequence. A(n) = -2 x 2^x-1

Answer 1

there is no "n" in your formula

Answer 2

i got 1; -64; -16,384

Answer 3

probably wrong no idea

Answer 4

you have \(A_n\) on the left, but no \(n\) on the right
maybe a typo?

Answer 5

\[A_n=-2\times 2^{n-1}\] perhaps?