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28 March, 06:46

A group of people are playing a game where some players are eliminated in each round. The number of rounds in the game is given by the function f (x) = 128 (0.50]^x. What is the initial number of players?

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  1. 28 March, 08:40
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    Is about the same as the posting you had before.

    bear in mind that in an exponential equation the initial amount is usually the one outside the parentheses, the one that doesn't have an exponent

    128 (0.50) ˣ, that'd be 128.
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