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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. 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 …

  3. 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 …

  4. (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 …

  5. 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 ...

  6. 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}.

  7. 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 …

  8. Understanding negative exponents in regards to a PV formula

    Jan 29, 2022 · To get future value, we multiply periodic payments by the interest rate (compounded effective int rate? I forgot the term, but you get the periodic interest rate, …

  9. Excel Formula for Breakeven Interest Rate | Math Forums

    Aug 29, 2013 · As interest rates increase the monthly payment will also increase, pushing the monthly payment closer to the \$50,000 mark. I need to know a formlua in excel that will …

  10. How to find the compound amount for the following deposit

    Nov 6, 2012 · Re: How to find the compound amount for the following deposi The problem states that the interest is compounded semi-annually, which means twice per year, every 6 months.