A musician plans to perform 3 selections. In how many ways can she arrange the musical selections?
A) 9
B) 18
C) 6
D) 3
Correct Answer:
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Q244: How many 10-digit telephone numbers (area code
Q245: Evaluate the expression.
-P(11, 3)
A) 495
B) 80,640
C) 990
D)
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-P(8, 8)
A) 8
B) 40,320
C) 20,160
D)
Q251: Use mathematical induction to prove that
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