Provide an appropriate response.The scores on an examination are normally distributed with ? = 500 and ? = 100. What percentage of the scores are less than 360?
Fill in the blank(s) with the appropriate word(s).
8.08%
Mathematics
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Use Simpson's Rule with n = 4 steps to estimate the integral.
A. - 
?
B. - 
?
C. - 
?
D. -(1 + 2
) ?
Mathematics
Provide an appropriate response.The equation x2 + 16 = 0 has no real solutions, so the graph of y = x2 + 16 has no 
.
A. x-intercepts B. y-intercept C. axis D. vertex
Mathematics
Solve the problem.A company has found that the marginal cost of a new production line (in thousands) is 
where x is the number of years the line is in use. Find the total cost function for the production line (in thousands). The fixed cost is $20,000.
A. C(x) = 
+ 11
B. C(x) = 9 ln(x + e) + 11
C. C(x) = 9 ln(x + e) + 20
D. C(x) = 
+ 20
Mathematics
Find the vertex.f(x) = 2x2 + 16x + 29
A. (4, 3) B. (-3, -4) C. (3, 4) D. (-4, -3)
Mathematics