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spareb665
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X=In2/(3In2+In5) round the answer 2 digits after the decimal sign.
 one year ago
 one year ago
spareb665 Group Title
X=In2/(3In2+In5) round the answer 2 digits after the decimal sign.
 one year ago
 one year ago

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Mertsj Group TitleBest ResponseYou've already chosen the best response.0
What is another form of 3ln2?
 one year ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.0
Yes. And what is another form of ln8 + ln5 ?
 one year ago

spareb665 Group TitleBest ResponseYou've already chosen the best response.0
idk In(40)?
 one year ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.0
Yes. So now we have:
 one year ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.0
\[x= \frac{\ln 2}{\ln 40}\]
 one year ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.0
So pick up your calculator and find the ln of 2, divide it by the ln of 40, round the answer to two decimal places and change it to its opposite.
 one year ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.0
What did you get?
 one year ago

spareb665 Group TitleBest ResponseYou've already chosen the best response.0
I got 0.1879018247
 one year ago

spareb665 Group TitleBest ResponseYou've already chosen the best response.0
but im not sure if its right 2^3x+1=5^x= (3x+1)In2=xIn5 3xIn2+In2=xIn5 3xIn2+xIn5=In2 X(3In2+In5)=In2 X=In2/(3In2+In5) =In2/In40 = 0.1879018247
 one year ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.0
Round it to .19
 one year ago

spareb665 Group TitleBest ResponseYou've already chosen the best response.0
did i do that right? x= .19 ?
 one year ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.0
Replace x with .19 and see if it makes the original equation true.
 one year ago

Mertsj Group TitleBest ResponseYou've already chosen the best response.0
Also, that is what I got.
 one year ago
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