b1= 1/4
bn+1=(bn)^2 x 4^n
oblicz b5
ma wyjść 4 do 10
^-do potęgi
bn+1=(bn)^2 x 4^n
oblicz b5
ma wyjść 4 do 10
^-do potęgi
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Odpowiedź:
Szczegółowe wyjaśnienie:
b1 = 1/4
bn+1 = (bn)^2 *4^n
czyli:
b2 = (b1)^2 *4^1 = (1/4)^2 *4^1 = 1/4
b3 = (b2)^2 *4^2 = (1/4)^2 *4^2 = 1
b4 = (b3)^2 *4^3 = 1 *4^3 = 4^3
b5 = (b4)^2 *4^4 = (4^3)^2 *4^4 = 4^6 * 4^4 = 4^10