n = 6
Объяснение:
b1 = 112 q = 1/2 s = 220.5
s = b1 * (1 - q^n) / 1 - q
220.5 = 112 * ( 1 - (1/2)^n) / 1 - 0.5
220.5 = 224 * ( 1 - (1/2)^n)
1 - (1/2)^n = 63/64
(1/2)^n = 1/64
n = 6
Объяснение:
b1 = 112 q = 1/2 s = 220.5
s = b1 * (1 - q^n) / 1 - q
220.5 = 112 * ( 1 - (1/2)^n) / 1 - 0.5
220.5 = 224 * ( 1 - (1/2)^n)
1 - (1/2)^n = 63/64
(1/2)^n = 1/64
n = 6