Use the method of natural frequencies to find the indicated probability.A company manufacturing electronic components for home entertainment systems buys electrical connectors from three suppliers. It buys 21% of the connectors from supplier A, 38% from supplier B, and 41% from supplier C.It finds that 1% of the connectors from supplier A are defective, 2% of the connectors from supplier B are defective, and 3% of the connectors from supplier C are defective. If a customer buys one of these components and finds that the connector is defective, what is the probability that it came from supplier B?
A. 0.345
B. 0.02
C. 0.095
D. 0.528
Answer: A
Mathematics
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J = 
Find the matrix that would give the change in sales.
A. 
B. 
C. 
D. 
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A. Prime polynomial B. (2x - 1)2 C. (2x + 1)(2x - 1) D. (2x + 1)2
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Evaluate the expression.(-4)3
A. -12 B. -64 C. 144 D. 64
Mathematics