Use the properties of radicals to simplify the following expression.
?
?
A. 
B. 
C. 
D. 
E. 
Answer: A
Mathematics
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Find the volume of the solid generated by revolving the region about the given axis. Use the shell or washer method.The region in the first quadrant bounded by x = 4y - y2 and the y-axis about the x-axis
A. 
?
B. 32?
C. 
?
D. 64?
Mathematics
Use properties of real numbers to calculate the expression mentally.7 + 16 + 6 + 4 + 14
A. 37 B. 27 C. 33 D. 47
Mathematics
Write the statement in words and decide whether it is true or false.9 > 7 + 1
What will be an ideal response?
Mathematics
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
Mathematics