Use the Midpoint Rule with n = 4 to estimate the volume obtained by rotating about the region under the y-axis the region under the curve.
The choices are rounded to the nearest hundredth. Select the correct answer.
a. V = 0.156
b. V = 0.491
c. V = 1.851
d. V = 0.825
e. V = 1.142
e. V = 1.142
Mathematics
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Solve the problem.Suppose that the dollar cost of producing x radios is 
Find the marginal cost when 50 radios are produced.
A. $60 B. $20 C. $2,300 D. -$2,300
Mathematics
Find the distance between the pair of points. Give an exact answer, and where appropriate, an approximation to three decimal places.(-0.2, 3.9) and (6.7, -5.3)
A. 
, 14.727
B. 23
C. 11.5
D. 
, 6.085
Mathematics
Evaluate the given binomial coefficient.
A. 8
B. 8!
C. 1
D. 
Mathematics
Find the midpoint of the line segment joining the points P1 and P2.P1 = (6, 5); P2 = (8, 1)
A. (-2, 4) B. (14, 6) C. (3, 7) D. (7, 3)
Mathematics