Simplify (a) Log (a + 1) – log (a^2 -1) (b) Log x^4 +log x (c) Log 15 + log 3 – log...

      

Simplify
a. Log (a + 1) – log (a^2 -1)
b. Log x^4 +log x
c. Log 15 + log 3 – log 9

  

Answers

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a. Log (a + 1) – log (a^2 -1) =log ((a +1)/(a+1)(a-1))
=log (1/(a-1))
b. Log x^4 +log x =log x^5
c. Log 15 + log 3 – log 9 =log (15 x3/9)
=log 5

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joseph rimiru answered the question on November 15, 2017 at 19:40

Next:  Simplify (a) ½ log 9 –log 3 (b) 3 – 2 log 5 (c) Log 16 –log 8
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