makaylahamrick
27.06.2019 •
Mathematics
Solve: log2(x-4) = 4 a) 4 b) 8 c) 12 d) 20
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Ответ:
D
Step-by-step explanation:
using the rule of logarithms
•
x = n ⇔ x = 
⇒ x - 4 =
= 16 ( add 4 to both sides )
x = 20 → D
Ответ: