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  1. Compound interest And Fractals | Math Forums

    Jan 25, 2024 · How on earth does the compound interest formula have anything to do with this? For the reason that compound interest's recursive; For any given p , we have the outputs …

  2. Compound Interest | Math Forums

    Nov 21, 2016 · I know the compound interest formula and how it works, but how would I go about finding how much an initial deposit should be? Jamal wants to save $54,000 for a down …

  3. Reverse compound interest excel formula? | Math Forums

    Feb 5, 2015 · Hi, is there a way to find out the annual compound interest (A), from the interest (I) over (Y) number of years? For example: If interest over 5 years is 300%, so I=5, Y=3.0, how …

  4. help me find out what formulas to use for these | Math Forums

    Apr 3, 2013 · After 25 years the investment tripled. Use this information to find the interest rate that was given. Compound interest formula? Any problem with the words "sinking fund" means …

  5. (1 = i) & (1 + i) ^n | Math Forums

    Jan 9, 2024 · On compound interest tables, I have seen just (1+i) without the P used. In addition to being goofy, the second factorization is flat out wrong. (P + P) n ≠ P (1 + i) n . Perhaps …

  6. Compound interest and annuity - Math Forums

    Aug 19, 2012 · Amortization formula: A = P i (1 + i) n (1 + i) n 1 . . where: {A = periodic payment P = amount of loan i = periodic interest rate n = number of periods} W\!e are ...

  7. Nominal and effective interest rates | Math Forums

    $10/$50 * 365/7 is the effective interest rate (multiply by 100% if that's how you prefer to see it). b and c are really the same. Use the compound interest formula to see how much the shark can …

  8. Calculate his balance after 12 years. | Math Forums

    Feb 5, 2015 · Are you told that this is "simple interest"? That is what you calculated but that would be very strange for bank interest. "Compound interest" would be would be 130 (1.06)^ {12}.

  9. Help | Math Forums

    Apr 17, 2018 · At a certain rate of compound interest, money will double in x years, money will triple in y years, and money will increase tenfold in z years. At this same rate of compound …

  10. Compound angle formula | Math Forums

    Mar 8, 2010 · Hi everyone, I am just struggling with a question that requires the use of compound angle formula (at least i think so, because it's in that section). The question is: Find the exact …