anonymous
  • anonymous
2500= 2000(1+0.04)^t help me find t.
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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bahrom7893
  • bahrom7893
use ln
bahrom7893
  • bahrom7893
Take log on both sides to bring down t, then solve for t. Post the steps.
anonymous
  • anonymous
|dw:1370736680778:dw|

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anonymous
  • anonymous
$$2500=2000(1+0.04)^t\\\frac{2500}{2000}=(1+0.04)^t\\\frac54=1.04^t\\t=\log_{1.04}\frac54=\frac{\log\frac54}{\log1.04}$$
bahrom7893
  • bahrom7893
ah great, good job FutureMathProf, you gave him/her exactly what he/she wanted
anonymous
  • anonymous
@FutureMathProfessor You are not supposed to give just "answers" help them, let them take some part in the problem
anonymous
  • anonymous
I showed them how to do it. I think you need to cool it
anonymous
  • anonymous
Thanks everybody, really helped
anonymous
  • anonymous
Any time @Wwmm25 :)
anonymous
  • anonymous
Special thanks to @FutureMathProfessor !
dan815
  • dan815
dont forget these ln addition and subtraction rules, very useful
anonymous
  • anonymous
You too @dan815 !
dan815
  • dan815
ya sure thing
anonymous
  • anonymous
|dw:1370737173519:dw|
dan815
  • dan815
oh true i got that rule mixed up
dan815
  • dan815
u cant do any of that here
dan815
  • dan815
|dw:1370737264976:dw|

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