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What is the solution of log 2x – 3^125 = 3 ? Please help im taking a test right now
 2 years ago
 2 years ago
What is the solution of log 2x – 3^125 = 3 ? Please help im taking a test right now
 2 years ago
 2 years ago

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jimmyrepBest ResponseYou've already chosen the best response.0
is LHS = log of (2x  3^125) or just log of 2x?
 2 years ago

irvineBest ResponseYou've already chosen the best response.0
hmm. i have no clue the question is exactly the way i posted it that's what confused me
 2 years ago

HeroBest ResponseYou've already chosen the best response.0
I was just about to ask that
 2 years ago

irvineBest ResponseYou've already chosen the best response.0
That is basically why i dont understand it
 2 years ago

gabrielbeanBest ResponseYou've already chosen the best response.0
iw ould say move the log2x to one side on its own then rearrange to remove the log then solve for x log2x=3+3^125 (assuming log is to base ten) 10^(3+3^125)=2x x=(10^(3+3^125))/2 i think...
 2 years ago

HeroBest ResponseYou've already chosen the best response.0
For some reason, I keep getting false for the answer
 2 years ago

gabrielbeanBest ResponseYou've already chosen the best response.0
so do i but that may be to do with the calculators memory
 2 years ago

HeroBest ResponseYou've already chosen the best response.0
wolfram alpha's solution: http://www.wolframalpha.com/input/?i=log%282x%29%3D3%2B3^125%2C+x&a=*FunClash.log_*Log10.Log
 2 years ago

irvineBest ResponseYou've already chosen the best response.0
i went to this website too and i got a completely different answer i guess it might be the way i typed the equation in
 2 years ago

HeroBest ResponseYou've already chosen the best response.0
How did you type it in, and what website was that?
 2 years ago

HeroBest ResponseYou've already chosen the best response.0
Ah, I think it's log base 2 of x
 2 years ago

irvineBest ResponseYou've already chosen the best response.0
log 2x – 3^125 = 3 and the website was wolframalpha too
 2 years ago

irvineBest ResponseYou've already chosen the best response.0
but the choices in the test are way different though
 2 years ago

HeroBest ResponseYou've already chosen the best response.0
What are the answer choices?
 2 years ago

irvineBest ResponseYou've already chosen the best response.0
x = 1 x = 4 x = 7/3 x = 1/3
 2 years ago

HeroBest ResponseYou've already chosen the best response.0
That's bizarre. I've tried every possible way. It all comes out to the same answer
 2 years ago

irvineBest ResponseYou've already chosen the best response.0
what answer did you get?
 2 years ago

HeroBest ResponseYou've already chosen the best response.0
http://www.wolframalpha.com/input/?i=log2x3^125%3D3
 2 years ago

HeroBest ResponseYou've already chosen the best response.0
Exact result gives one form, alternate form gives false
 2 years ago

irvineBest ResponseYou've already chosen the best response.0
hmmm.. this thing is so complicated :( i think im going to give up
 2 years ago

HeroBest ResponseYou've already chosen the best response.0
Yeah, you should just guess
 2 years ago

irvineBest ResponseYou've already chosen the best response.0
that is what i am going to do
 2 years ago

irvineBest ResponseYou've already chosen the best response.0
I know I guessed 7/3 what do you think?
 2 years ago

irvineBest ResponseYou've already chosen the best response.0
idk yet im on question 16 of the test and there is 4 more i will tell you once im done
 2 years ago

irvineBest ResponseYou've already chosen the best response.0
they wont show me the correct answer but it was not 1/3
 2 years ago

HeroBest ResponseYou've already chosen the best response.0
It wasn't any of them. It was a bogus question
 2 years ago

irvineBest ResponseYou've already chosen the best response.0
I know but it doesnt really matter anymore since i still have a good grade in the class I just hope that i dont get anymore questions like this one
 2 years ago
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