Respuesta :

ferrybukantoro

Answer:

the value of a rare coin in the beginning of the first year,

t = 0, so f(0) = 4• 2^0 = 4•1 = 4 (y-intercept)

AlexTrusk

Answer:

the y-intercept is at t=0, so in the model no time has past yet. it's the initial value of the coin

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