Question

2(xn - xn – 1 - 1) – 3(xn + xn – 1 + 2) + xn

Answer 1

Explicación paso a paso:

2(xn - xn – 1 - 1) – 3 (xn + xn – 1 + 2) + xn

2xn – 2xn – 2 – 2 – 3xn – 3xn + 3 – 6 + xn

–4 – 6xn – 3 + xn

– 7 – 5xn