Determine whether A = B, A ? B, B ? A, A ? B, B ? A, or if none of these applies.A = {4, 5, 6}B = {4, 5, 6}
A. A = B
B. None of these
C. A ? B, B ? A, and A = B
D. A ? B, B ? A, and A = B
Answer: D
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Translate the problem to a system of equations, then solve using Cramer's Rule.Two different gasohol mixtures are available. One contains 5% alcohol and the other 12% alcohol. How much of each should be mixed to obtain 500 gallons of gasohol containing 10% alcohol?
A. 208 gal 5%, 292 gal 12% B. 143 gal 5%, 357 gal 12% C. 357 gal 5%, 357 gal 12% D. 25 gal 5%, 60 gal 12%
Graph the equation.4x + y = -3 
A. 
B. 
C. 
D. 
Determine whether the ordered pair is a solution for the given equation.
x + 
y = 4, (4, 6)
A. Yes B. No
Provide an appropriate response.A shipment of 20 digital cameras contains two that are defective. A random sample of three is selected and tested. Let X be the random variable associated with the number of defective cameras in a sample. Find the probability distribution of X and the expected number of defective cameras in a sample.
What will be an ideal response?