Question

Объясните:
log3(log216-1)

Answer 1

$log_3(log_216-1)=log_3(log_22^4-1)=log_3(4underbrace {log_22}_{1}-1)=\\=log_3(4-1)=log_33=1\\star ; ; log_{a}a=1 ,; ; log_{a}b^{n}=ncdot log_{a}b; ; star$