Question

Calcule o valor de:

a)log5 5^4

b)2^log2 6.log6^10

Answer 1

a)

$\log_5 5^4=x\\ \\5^x=5^4\\ \\x=4$

b)

$2^{\log_2 6\cdot \log_6 10}=6^{\log_6 10}=10$