Find the integral by using integration by parts or other techniques. Round the answer to four decimal places if necessary.
A. - 
(7x2 + 3)-4 + C
B. - 
(7x2 + 3)-6 + C
C. - 
(7x2 + 3)-6 + C
D. - 
(7x2 + 3)-4 + C
Answer: A
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A statement is made about correlation. State whether the correlation is positive or negative and whether the correlation is most likely due to coincidence, a common underlying cause, or a direct cause.When gasoline prices fall, the number of cars on the freeways increases.
A. Negative correlation; common underlying cause B. Positive correlation; common underlying cause C. Positive correlation; direct cause D. Negative correlation; direct cause
Solve the problem.A right circular cylinder is obtained by revolving the region enclosed by the line x = r, the x-axis, and the line 
about the y-axis. Find the volume of the cylinder.
A. ?rh2 B. 2?r2h C. ?rh D. ?r2h
Find the indicated series by the given operation.Find the first three terms of the expansion for 
by multiplying the proper expansions together, term by term.
A. x - x2 + 
x3 - . . .
B. -x + x2 - 
x3 + . . .
C. 1 - x + x2 - . . .
D. x + x2 - 
x3 + . . .
Evaluate the exponential function at the specified value of x.f(x) = 4x, x = 0.5
A. 
B. 4
C. 2
D. 