Log 0.3 (7) * log 7( 3 1/3)

Question

Log 0.3 (7) * log 7( 3 1/3)

Answer 1

1)3^0=1
?=1
2)7^x=7
X=1
3)1/3^(-4)=81
4)1/4^X=16
X=-4
5)10^x=0,01
X=-2