Question 202511
1) Indicate the formula for the following conditions. 
P(X | Y) = [P(X and Y)/P(y)
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2) 2, 3, 6, 8, . . . is an example of an infinite alternating series. 
True or False 
False
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3) 3, 9, 12, 15 . . . is an example of an infinite arithmetic series. 
True or False
It is an infinite aritmetic sequence.
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4) Type the general term for the following sequence. 
3, 9, 27, 81, 243, . . .
a(n) = 3^n
________ 

5) Type the general term for the following sequence. 
3/4, 6/5, 9/6, 12/7, 15/8...
a(n) = (3n)/(n+3)
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6) Identify the following series as arithmetic, geometric, both, or neither. 
2x + 2x^2 + 2x^3 + 2x^4 + . . . + 2x^n + . . . geometric_ 

7) Identify the following series as arithmetic, geometric, both, or neither. 
The sideways M with a sideways 8 above it, n=1 under it and (3+na) next to it.
arithmetic__________ 

8) Identify the following series as arithmetic, geometric, both, or neither. 
-1 + 3 + 1 + 3 -1 + . . . neither____________ 

9) Evaluate the following expression. 
P(3,3) = 3*2*1 = 6______ 

10) Evaluate the following expression. 
C(3,3) = 1______ 

11) Evaluate the following expression. 
C(6,3) = (6^5*4)/(1*2*3) = 20_______ 

12) Evaluate the following expression. 
P^c(5,5) = ________ 
Not sure what that is.
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13) Evaluate the following expression. 
3!+0! / 2!*1! = 6/2 = 3_______ 

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Cheers,
Stan H.