Use FOIL to multiply.(x + 3)(x + 10)
A. x2 + 13x + 30
B. x2 + 13x + 12
C. x2 + 12x + 30
D. x2 + 30x + 13
Answer: A
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Evaluate the integral. 
Give your answer in exact form.
A. 
+ 
ln(2
)
B. 
+ 
ln(7 + 4
)
C. 
+ 
ln(7 + 4
)
D. 
+ 
ln 4
Solve the problem.A long strip of sheet metal 12 inches wide is to be made into a small trough by turning up two sides at right angles to the base. If the trough is to have maximum capacity, how many inches should be turned up on each side?
A. 4 inches B. 6 inches C. 3 inches D. 4 inches on one side, 5 inches on the other
Determine the intervals on which the function is increasing, decreasing, and constant.
A. Increasing on (-?, -2); Decreasing on (-2, ?) B. Increasing on (-2, ?); Decreasing on (-?, -2) C. Increasing on (-2, ?); Decreasing on (-2, ?) D. Increasing on (-?, -2); Decreasing on (-?, -2)
Write the whole number in standard form.Seventy thousand, nine hundred eighty-one
A. 700,981 B. 7981 C. 70,081 D. 70,981