Question

Evaluate log4 16

1) -4
2) -2
3) 2
4) 4

Answer 1

2?

Answer 2

First this examples ,just use the definition of the logarithm:\[\log_{b}x=y \] iff \[b ^{y}=x\]. Therefore \[\log_{4}16=y\] iff \[4^{y}=16\]. Therefore y=2

Answer 3

thank you

Answer 4

How do i evaluate ln 5?