Question

Calcule an = P.G (1, 2, ... ), n = 12

Answer 1

resolução!

q = a2 / a1

q = 2 / 1

q = 2

an = a1 * q^n - 1

an = 1 * 2^12 - 1

an = 1 * 2^11

an = 1 * 2048

an = 2048