SOLUTION: Log 10(75/16)-2 log 10(5/9)+log10 (160/243)

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Question 1106854: Log 10(75/16)-2 log 10(5/9)+log10 (160/243)
Found 2 solutions by Boreal, JThomson:
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
This is log (75/16)/(25/81) multiplied by (160/243).
Cancel everything possible, and oe gets log 750/75 or log 10 of 10=1

Answer by JThomson(12) About Me  (Show Source):
You can put this solution on YOUR website!

Log(75/16)+log(160/243)-log(5/9)^2

= Log [(75/16)×(160/243)]/(25/81)

= Log[(75/16)×(160/243)×(81/25)]

= Log10=1

*All calculations are done in base ten