Psychology Chapter 1

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6 Terms

1
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Logb(M•N)
LogbM + LogbN
2
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Logb (M/N)
logbM - logbN
3
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Logb (M^K)
K• logbM
4
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Simple interest
Annual simple interest
N- time in years
P- principal
R- rate
A(n)=p(1+nr)
5
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Compound Interest
Annual compound interest
N- time
P- principal
R- rate (decimals)
A(n)=P(1+r)^^n
6
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Interest compounded k times per year
Compound monthly (12)
Compound quarterly (4)
P- principal
N- time in years
R- rate
K- times per year