A shipment of twenty radios contains six defective radios. Two radios are randomly selected from the shipment. Find the probability that both radios selected are defective.
A. 
B. 
C. 
D. 
E. none of these
Answer: E
Mathematics
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The graph of a function is given. Choose the answer that represents the graph of its derivative.
A. 
B. 
C. 
D. 
Mathematics
Evaluate p(k) by dividing p(x) by x - k and determining the remainder.p(x) = x3 + 3x2 + 5x + 36, k = -4
A. 13 B. 120 C. 36 D. 0
Mathematics
Determine if the given sequence could be an arithmetic sequence.1, -3, 9, -27, 81, . . .
A. Yes B. No
Mathematics
Find the sum of the infinite geometric series, if it exists.
- 
+ 
- . . .
A. - 
B. 
C. does not exist
D. 
Mathematics