I do.not have.the.answer.to this question, could.I.check.mine with yours?lg(75/16)-2lg(5/9)+lg(32/343), I got lg(486/343)...if I had gotten it wrong(most likely) could you please show me the working? Thankvyou so much

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- November 23rd 2012, 04:18 AMTutuplwase help me check my answer!
I do.not have.the.answer.to this question, could.I.check.mine with yours?lg(75/16)-2lg(5/9)+lg(32/343), I got lg(486/343)...if I had gotten it wrong(most likely) could you please show me the working? Thankvyou so much

- November 23rd 2012, 08:05 AMchiroRe: plwase help me check my answer!
Hey Tut.

Doing the working out I get log(75/16) - 2log(5/9) + log(32/343) = log([75/16]/(25/81)*(32/343)) = log(194400/137200)

Here is the working out from R.

> 75*81*32

[1] 194400

> 16*25*343

[1] 137200 - November 23rd 2012, 04:24 PMTutuRe: plwase help me check my answer!
Thanks! I found.the answer key, it says its.lg2..

- November 23rd 2012, 06:04 PMSorobanRe: plwase help me check my answer!
Hello, Tutu!

You gave us a problem with a typo . . .

Quote:

Simplify: .log(75/16) - 2log(5/9) + log(32/243)

We have:

. .

. . . .

. . . .

. . . .

. . . .

- November 23rd 2012, 06:12 PMtopsquarkRe: plwase help me check my answer!
- November 24th 2012, 06:44 AMtopsquarkRe: plwase help me check my answer!