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AR15.COM
11/14/2005 7:13:59 PM EDT
ok

(1+R)^T=fp/pv

R=4%
fp= 1000
pv=400

solve for T
11/14/2005 7:15:48 PM EDT
[#1]
23.36

ETA- take natural log (ln) of both sides
exponent T can then be pulled out in front of ln and solved for
11/14/2005 7:16:02 PM EDT
[#2]
t = log(5/2)base(1.04)
11/14/2005 7:16:07 PM EDT
[#3]
t=log off and do your homework
11/14/2005 7:19:05 PM EDT
[#4]
23.36242
11/14/2005 7:19:46 PM EDT
[#5]

Quoted:
23.36

ETA- take natural log (ln) of both sides
exponent T can then be pulled out in front of ln and solved for



that took about a minute and half for someone to read and answer the problem.

what do you think would happen if someone asked on DU?
11/14/2005 7:21:34 PM EDT
[#6]
T=23.362418941572

How many sig figs you want?
11/14/2005 7:22:46 PM EDT
[#7]

Quoted:

Quoted:
23.36

ETA- take natural log (ln) of both sides
exponent T can then be pulled out in front of ln and solved for



that took about a minute and half for someone to read and answer the problem.

what do you think would happen if someone asked on DU?



probably about the same

lots of coneheads can do math

11/14/2005 7:24:12 PM EDT
[#8]

Quoted:

Quoted:

Quoted:
23.36

ETA- take natural log (ln) of both sides
exponent T can then be pulled out in front of ln and solved for



that took about a minute and half for someone to read and answer the problem.

what do you think would happen if someone asked on DU?



probably about the same

lots of coneheads can do math




Only they would have figured out a way to blame someone's wrong answer on Bush.
11/14/2005 7:26:18 PM EDT
[#9]
Tonight is "Do my homework for me" night, isn't it?
11/15/2005 4:30:42 AM EDT
[#10]

Quoted:
Tonight is "Do my homework for me" night, isn't it?



Not really...  I am reteaching myself Trig and for the life of me I couldnt remember how to inverse an exponent.
11/15/2005 4:38:15 AM EDT
[#11]
Numbers suck.
11/15/2005 8:51:16 AM EDT
[#12]
Eleventy billion?
11/15/2005 8:52:33 AM EDT
[#13]
350
11/15/2005 8:59:39 AM EDT
[#14]
Pie R squared
11/15/2005 12:51:30 PM EDT
[#15]

Quoted:
Eleventy billion?



Sweet answer!!

I'm suprised no one said 42
11/15/2005 12:52:19 PM EDT
[#16]
87!