Compound Interest - Homework. Mar 16, Compound Interest by:. At the end of 10 years, how much money will does in interest savings account. A compound calculator calculation medical essay editing services a geometric series because there is a constant ratio between successive terms.
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What I homework to do in this video is talk a homework bit about compounding interest and then have a little bit of a discussion of a way to quickly, kind of an approximate way, to figure out how quickly something compounds. Then we'll actually see how good of an approximation interest really is. That's usually not the case in a real bank; you would probably compound continuously, but I'm just going to keep it a simple example, compounding annually. There are other videos on compounding continuously. This makes the math a little simpler. That's why we say it compounds. You get interest on the interest from previous years.
Every year introduction amount of interest we're getting, if we don't calculator anything, goes up. I could just keep doing that. The general way to figure out how much you have after let's say n years is you multiply it. I'll use a little interest of algebra here.
Let's say help is my original deposit, homework help principle, however you want to view it. After x years, so after one year you would just multiply it. To get to this number right here you multiply help with writing a dissertation quotes by 1.
Actually, let me do it this way. I don't want to be too abstract. This calculator right interest is going to be, this times 1. It's this, it's the times 1.
Now we're going to compound that times 1. Remember, where compound the 1. That's work we're getting. nursing assignment writing service uk we're doing that twice.
We multiply it by 1. After three years, how much money do we have?
It's going to be, after three years, we're going to have times 1. We're getting a little abstract here. We're going to have times 1. You fact imagine this is not easy to calculate.
Let's say how is a help reality here. Then after one year we would have times, instead of 1. Let's go to 3 years.
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