Given ln(m)=4,ln(n)=−7 and ln(p)=−8, evaluate:
ln(e^7n^4/sqrt(mp))
can you explain how to get the answer ..thanks
jonathan
2 hours ago
Use your log rules ...
ln(e^7n^4/sqrt(mp))
= ln (e^7) + ln (n^4) - ln (mp)^(1/2)
= 7lne + 4ln n - (1/2) (ln m + ln p)
now just sub in the given values, remember that ln e = 1
mathhelper
1 hour ago
is it -19?
1 answer
clearly, yes.