calculus
posted by
Jan
.
Express as a single logarithm
ln(a)+1/2ln(b)
2ln4ln2

calculus 
Reiny
ln a + (1/2) ln b
= lan a + ln )b^(1/2))
= ln (a√b)
you try the second, and let me know what you got

calculus 
Jan
2ln4ln2
=ln(16)ln2
=ln(16/2)
=ln8?

calculus 
Reiny
correct

calculus 
Jan
Thank you =)