Find the common antilogarithm of (7.3139 - 10).

- anonymous

Find the common antilogarithm of (7.3139 - 10).

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- jamiebookeater

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- anonymous

hey there want me to try to help you??

- anonymous

Yes please :) All I have to do is plug into my calculator log and then (7.3139-10), correct?

- anonymous

you there??

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## More answers

- anonymous

Yes I'm here. This OS isn't working for me right now :/ I don't know what's going on

- anonymous

Hello?

- anonymous

lost internet sorry you still there

- anonymous

Yes I'm here :)

- anonymous

Ln is naturall long

- anonymous

now in order to find the ln recall that ln is has base what ?

- anonymous

I'm not sure I understand :/

- anonymous

here is an aide go to this website
http://www.yourdictionary.com/antilogarithm

- anonymous

hey good news for you, I have TI 92 I should have batteries wed or th

- anonymous

did the webpage come up for you??

- anonymous

Oh, yea it came up. I see the definition

- anonymous

okay so do you understand what is being asked now??

- anonymous

Yes but how would I calculate this for my problem?

- anonymous

did the webpage show you this?

- anonymous

because this question requires a calc and my TI 92 won't have batteries it will be hard for me to show you

- anonymous

Well I can do it on mine. I just need to know what button to select

- anonymous

what type?

- anonymous

TI 83

- anonymous

okay let's see I recall how to do this on TI 83 bare with me..

- anonymous

here is another aidhttp://clas.sa.ucsb.edu/staff/lee/AntiLogs.htme webpage
the only reason for this one,in case I don't know how to tell you do this on TI 83 right.

- anonymous

now type in the number just like it is, than there should be LN button and press it

- anonymous

So I tried typing ln(7.3139-10) and it didn't work. Then I tried 7.3139-10ln( and it didn't work :( Both times I got error

- anonymous

try this hit ln and than type the number remebr to ^ this so it know this power to -10 not just ten

- anonymous

bump the question up

- anonymous

Hmm that worked. I got -19.897 but that doesn't match my options...
a. .00206
b. .0000206
c. .000206
d. .0206

- anonymous

can you type out the whole problem and what is it asking word for word plz

- anonymous

wait a second let us try to do each of these and work backwards here.

- anonymous

that means take the answers and convert to to LN instead once you have the same answer than you know it's right

- anonymous

I have a feeling it's c. not sure how I know this but it is a feeling

- anonymous

http://clas.sa.ucsb.edu/staff/lee/AntiLogs.htm Maybe this can help?

- anonymous

that is the webpage when I tried it was removed what is going on??

- anonymous

I don't know :( But i'll try what you suggested about working backwards

- anonymous

try c first just a feeling is all

- anonymous

So I plugged in ln(.000206) and got -8.4876... I don't think I did it right...

- anonymous

give a couple seconds I am going to come with up something

- anonymous

are you doing LN or log?

- anonymous

LN

- anonymous

no do log

- anonymous

So log.. then what?

- anonymous

do log with answer c.

- anonymous

we are still working backwards here..

- anonymous

-3.686

- anonymous

now do the LN of that.

- anonymous

it should a power 10 in the answer

- anonymous

So ln(-3.686)? I got error

- anonymous

alright that is it I am now going to war on this problem, be prepare for battle you math problem I will solve you lol

- anonymous

Haha I'M WITH YOU! LOL Thank you for not abandoning me :)

- anonymous

If you don't have a calculator maybe you could use www.wolframalpha.com

- anonymous

won't with my computer

- anonymous

I have winds 7 not windows xp or earlier

- anonymous

I think I just won this war, check this webpage out it should help here
http://www.ehow.com/how_5136468_calculate-antilog.html

- anonymous

Oh o.k., so now I follow these steps

- anonymous

yes

- anonymous

did the answer come out right for you?

- anonymous

I'm having trouble with the steps :/

- anonymous

in what step

- anonymous

I tried it twice but did it wrong. :/ Can you go step by step with me?

- anonymous

just a min I hope I can get someone here to help me to help you better.

- anonymous

bump the question to the top again, just trying to get one other so I be sure I am telling you right steps

- anonymous

O.k. thanks!

- anonymous

Oh wait, this question is closed :/ You can give the link?

- anonymous

reopen it plz

- anonymous

How do you reopen a closed question? Should I just repost?

- anonymous

repost it plz

- anonymous

I have someone that knows how to do this.

- anonymous

K it's on top

- anonymous

dang it I am so mad at this right now.

- anonymous

I can not show you how do this because you have Ti 83 and don't have batteries for my TI 92 dang it..

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