Multiply.(4x3 + 7x2 + 5x + 9)(3x + 2)
A. 29x4 + 35x3 + 25x2 + 45x
B. 12x4 + 29x3 + 29x2 + 37x + 18
C. 29x4 + 29x3 + 35x2 + 18x
D. 12x4 + 8x3 + 35x2 + 25x + 45
Answer: B
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Solve the problem.An auxiliary fuel tank for a helicopter is shaped like the surface generated by revolving the curve 
- 4 ? x ? 4, about the x-axis (dimensions are in feet). If a cubic foot holds 7.481 gallons and the helicopter gets 3 miles to the gallon, how many additional miles will the helicopter be able to fly once the tank is installed (to the nearest mile)?
A. 150 B. 75 C. 301 D. 100
Find the integral.
A. ln 
+ C
B. ln 
+ C
C. 
+ C
D. ln 
+ C
Solve the compound inequality and graph the solution set on a number line. Except for the empty set, express the solution set in interval notation.10 ? 2x + 4 ? 16
A. (3, 6)
B. (-?, 3] ? [6, ?)
C. (-?, 3) ? (6, ?)
D. [3, 6]
Encode or decode the given message, as requested, numbering the letters of the alphabet 1 through 26 in their usual order.Use the coding matrix A = 
to encode the message CARE.
A. 
B. 
C. 
D. 