Question

Potrzebóje wytłumaczenia.

log

Answer 1

log0,25 16 = log1/4 4^2 = log1/4 (1/4)^(-2) = -2 * 1 = -2

 

log2 0,25 = x

2^x = 0,25

2^x = 1/4

2^x = 2^(-2)

x = -2

 

log1/2 1/8 = log1/2 (1/2)^3 = 3 * 1 = 3