Solve the inequality. Write the solution in interval notation.x2 - 2x - 3 < 0
A. (3, ?)
B. (-1, 3)
C. (-?, -1) ? (3, ?)
D. (-?, -1)
Answer: B
Mathematics
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Find the flux of the curl of field F through the shell S.F = (8 - y)i + (6 + x)j + z4k; S is the upper hemisphere of x2 + y2 + z2 = 81
A. -4? B. 324? C. 2? D. 162?
Mathematics
Use the following table to convert the temperature numerically. If there are two choices, use the higher value. 
100.0°F
A. 100.6°F B. 100.0°F C. 37.8°C D. 38.1°C
Mathematics
Multiply or divide.
A. - 
B. 
C. - 4
D. 
Mathematics
Find the center (h, k) and radius r of the circle. Graph the circle.(x + 5)2 + y2 = 16
A. (h, k) = (-5, 0); r = 4
B. (h, k) = (-5, 0); r = 16
C. (h, k) = (0, 5); r = 16
D. (h, k) = (5, 0); r = 4
Mathematics