Provide an appropriate response.The probability distribution for the random variable X is: 
What is the expected value of X?
A. 0.62
B. 0.26
C. 0.22
D. 0.50
Answer: A
Mathematics
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Evaluate the double integral over the given region.
R = {(x, y): 0 ? x ? 2, 0 ? y ? 7}
A. ln 3 ln 8
B. ln 24
C. 8 ln 3
D. 
ln 3
Mathematics
Evaluate the equation. 
What will be an ideal response?
Mathematics
Classify the angle as acute, right, obtuse, or straight.112°
A. acute B. obtuse C. right D. straight
Mathematics
List the intercepts of the graph.Tell whether the graph is symmetric with respect to the x-axis, y-axis, origin, or none of these. 
A. intercept: (3, 0) symmetric with respect to y-axis B. intercept: (3, 0) symmetric with respect to x-axis C. intercept: (0, 3) symmetric with respect to origin D. intercept: (0, 3) symmetric with respect to y-axis
Mathematics