Posted by Jan on Sunday, May 1, 2011 at 5:44pm.
Express as a single logarithm
ln(a)+1/2ln(b)
2ln4ln2

calculus  Reiny, Sunday, May 1, 2011 at 6:02pm
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, Sunday, May 1, 2011 at 6:20pm
2ln4ln2
=ln(16)ln2
=ln(16/2)
=ln8? 
calculus  Reiny, Sunday, May 1, 2011 at 6:54pm
correct

calculus  Jan, Sunday, May 1, 2011 at 7:21pm
Thank you =)