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See question in screenshot below:

I only need the compounded continuously amount (the last question marked with an x).

See question in screenshot below: I only need the compounded continuously amount (the-example-1
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User Hardiksa
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1 Answer

5 votes

Answer: 6529.26

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Work Shown:


A = P*e^(rt)\\\\A = 4000*e^(0.07*7)\\\\A \approx 6529.26487982264\\\\A \approx 6529.26

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Step-by-step explanation:

  • P = deposit amount = 4000 dollars
  • e = special constant equal to roughly 2.718...
  • r = annual interest rate in decimal form = 0.07
  • t = number of years = 7

Let your calculator handle the constant 'e's value, rather than typing in the numbers 2.718... so you can get the most accuracy possible. It's like how many calculators have a
\pi button for similar reasoning. If your calculator doesn't have an 'e' button, then this should be sufficient

e = 2.71828182846

By the way, it's a bit odd how your teacher didn't require you to round to the nearest cent. Something like 6423.12590591 should round to 6423.13

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User AvrDragon
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