Solve the problem.The combined SAT scores of the freshman class at a particular university are normally distributed with a mean of 1000 and a standard deviation of 100. What percentage of the freshmen class had combined SAT scores above 1110?
Fill in the blank(s) with the appropriate word(s).
13.57%
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 = 3y - y2 and the y-axis about the line x = -1
A. ?
B. ?
C. ?
D. ?
Mathematics
Evaluate the square root.
A. 0 B. undefined C. 1 D. 2
Mathematics
Use the formula for the sum of the first n terms of an arithmetic sequence to find the indicated sum.
A. 2100 B. 2247 C. 1890 D. 1932
Mathematics
Simplify the expression.
A. cos2 x B. sin2 x C. -sin x D. -cos x
Mathematics