AQR QUIZ Recursion 1/15
Recursive Rule:  an = an-1 +
Explicit Rule:  an =             +           n
Explicit Rule:  an =             x           n-1
Recursive Rule:  an = an-1 x
Recursive Rule:  an = an-1 +
Explicit Rule:  an =             +           n
Recursive Rule:  an = an-1 x
Explicit Rule:  an =             x           n-1

Given the sequence below:

find the following terms:

a21 =

 

a35 =

 

a67 =

Given the sequence below:

find the following terms:

a6 =

 

a10 =

 

a15 =

A $24,000 car depreciates at a rate of 10% per year. 

Determine the following characteristics of this

situation.

an =          x         n-1
a5 =
r =

The number before the decimal will determine

whether the situation is growth or decay.

 

What number comes before the decimal with growth?

 

 

What number comes before the decimal with decay?

 

an =                    x         n-1
a10 =
r =

Tetranium-32 has a half-life of 13 weeks.  If you have

379 mg of this substance in a petri dish, how many

weeks will it take for there to be less than 50 mg in

the dish?

weeks

In 1985, there were 285 cell phone subscribers in the

small town of Centerville.  The number of subscribers

increased by 75% per year after 1985.  How many

subscribers were there in 1994?

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