Find the volume of the solid generated by revolving the region about the y-axis.The region enclosed by the triangle with vertices (4, 0), (4, 2), (6, 2)
A. 
?
B. 
?
C. 
?
D. 
?
Answer: D
Mathematics
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Perform the operation and give the answer as a fraction in lowest terms.
+ 
A. 
B. 1
C. 
D. 2
Mathematics
Solve the triangle. 
A. b = 6.41, A = 143.6°, C = 11.4° B. b = 7.41, A = 11.4°, C = 143.6° C. b = 5.41, A = 143.6°, C = 11.4° D. b = 6.41, A = 11.4°, C = 143.6°
Mathematics
Suppose ? is an angle in standard position. Given either a point on the terminal side of ? or an equation of the terminal side of ?, give the exact value of the indicated trigonometric function(s). (15, 20); find sin ?.
A. 
B. 
C. 
D. 
Mathematics
Suppose that ln 2 = a and ln 5 = b. Use properties of logarithms to write each logarithm in terms of a and b.ln 10
A. a - b B. ln a + ln b C. ab D. a + b
Mathematics