discrete math - functions?

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Let f(n) = lg(n) be the log 2 function. Find f(16).

2007-05-25 12:24:56 · 3 answers · asked by Astalav 1 in Science & Mathematics ➔ Mathematics

lg 16 = 4, since 2⁴=16

2007-05-25 12:31:57 · answer #1 · answered by Pascal 7 · 0⤊ 0⤋

f(16) =4 log(16) = x

2 to the power or x =16 =2 to the fourth so x = 4

2007-05-25 12:41:02 · answer #2 · answered by bigennice5 1 · 0⤊ 0⤋

the log 2 function (i'm guessing you mean log base 2) means that you will raise 2 to the power of n to get 16. therefore, n =4

2007-05-25 12:33:23 · answer #3 · answered by j 3 · 0⤊ 0⤋