+0  
 
0
468
2
avatar

9ln (x-3)-11 ln x

 

please show steps 

thank you in advance!

 Jan 16, 2021
 #1
avatar+33615 
+3

1.  a*ln(b) = ln(b^a)   so 9*ln(x-3) - 11*ln(x) can be written as  ln(x-3)^9 - ln(x^11)

 

2. ln(c) - ln(d) = ln(c/d)  so  ln(x-3)^9 - ln(x^11) can be written as  ln( (x-3)^9/x^11 )    i.e. ln( ( x-3)9x-11 )

 

(Edited to correct mistaken sign)

 Jan 16, 2021
edited by Alan  Jan 16, 2021
edited by Alan  Jan 16, 2021
edited by Alan  Jan 16, 2021
 #2
avatar
+1

. ln(c) - ln(d) = ln(c/d)

so  ln(x-3)^9 - ln(x^11) can be written as  ln( (x-3)^9 / x^11 )    i.e. ln( ( x-3)9 / x11 )

 Jan 16, 2021

4 Online Users