Question

resolva a equação logaritma: log 100 = y

Answer 1

$y=log~100\\y=log_{10}(100)\\y=log_{10}(10^{2})\\y=2\cdot log_{10}(10)\\y=2\cdot1\\\\\boxed{\boxed{y=2}}$

Answer 2

log100=y
10 elevado a y=100
10elevado a y=10 ao quadrado
y=2