56,513 views
19 votes
19 votes
Need help with these two questions please

Need help with these two questions please-example-1
User Grumbunks
by
2.7k points

1 Answer

24 votes
24 votes


3)\log_(49)7=\log_(7^2)7=(1)/(2) \log_7 7=(1)/(2) *1=(1)/(2) \\\\4)\log40=\log(10*4)=\log_(10)10+\log_(10)2^2=1+2\log_(10)2\\\log_(10)2<0.5 =>2\log_(10)2<1\\=>\log40\approx1.602

User Jake Dempsey
by
2.9k points