u2=(2/3)(1/3)(15000*1.05)

Hey, since my Norwegian math-language is horrible I'm posting this in English.

This is the question:

Giuseppe borrows 15000 euro to buy a car. The bank charges 5% interest compounded yearly. Giuseppe agrees to pay two-thirds of the amount owing at the end of each year. How much would Giuseppe have ...

Hei!

Jeg står fast med en matte oppgave, jeg ikke helt ser hvordan jeg skal klare å løse. Noen som ser løsningen?

The sum of an arithmetic series is given by S[sub]n[/sub] = n(2n+3). Find the common difference and the first four terms of the series.


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