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Mathematics 15 Online
OpenStudy (ammarah):

You deposit $5000 in an account that earns 4.5% annual interest. Find the balance after one year if the interest is compounded with the given frequency. 1. annually 2. quarterly 3. monthly

OpenStudy (ammarah):

@Mertsj

OpenStudy (mertsj):

What is the equation?

OpenStudy (ammarah):

idk...wait to i have to write an equation myself? or is it given somewhere

OpenStudy (mertsj):

You should have a formula for this problem.

OpenStudy (ammarah):

ohh yes compound itrest formula: P(1+r/n)^nt

OpenStudy (mertsj):

Replace p with 5000, r with .045, n with 1 for compounded annually and t with 1

OpenStudy (ammarah):

wait theres twon ns can u draw it out please im getting confused

OpenStudy (ammarah):

@Mertsj

OpenStudy (mertsj):

So what if there is 2 n's. Replace them with 1

OpenStudy (ammarah):

what does n stand for??

OpenStudy (mertsj):

The number of compounding periods in 1 year.

OpenStudy (ammarah):

ok imma solve it and can u check my answers?

OpenStudy (ammarah):

$5225 for annually?

OpenStudy (mertsj):

yes

OpenStudy (ammarah):

i dont get quarterly do i do the paranthesis first so 1+.045/4^4

OpenStudy (ammarah):

i got $5228.8 idk if thats correct

OpenStudy (mertsj):

What do the rules for order of operations tell you to do first?

OpenStudy (ammarah):

paranthesis

OpenStudy (mertsj):

5228.83 It's money. You have to round to the nearest penny

OpenStudy (ammarah):

5229

OpenStudy (mertsj):

I guess you don't know the difference between dollars and cents.

OpenStudy (ammarah):

? i dont get it...

OpenStudy (mertsj):

If I have this number: $5228.82543165 and I want that number to be dollars and cents I would have only 2 numbers after the decimal point because in our country $24.76 means 24 dollars and 76 cents.

OpenStudy (ammarah):

so it would be $5228 and 83 cents

OpenStudy (mertsj):

Which would be written $5228.83. What country are you from?

OpenStudy (ammarah):

CA

OpenStudy (ammarah):

n for monthly is 12 right?

OpenStudy (mertsj):

CA is NOT a country. It is a state and they have the same money system as the rest of the country.

OpenStudy (mertsj):

yes

OpenStudy (ammarah):

im sorry America

OpenStudy (ammarah):

how long r u on till i want u to check my answers?

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