Solve the system. x - y + 4z = 7-3x + 3y - 12z = 2 x + 5y + z = -3
A. (2, 0, -1)
B. (2, -1, 0)
C. (0, -1, 2)
D. No solution
Answer: D
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Express the area of the region bounded by the given line(s) and/or curve(s) as an iterated double integral.The coordinate axes and the line 
A. 
B. 
C. 
D. 
Use the at least once rule to find the indicated probability.The probability that a certain region in Mexico will be hit by a hurricane in any given year is 0.07. What is the probability that the region will be hit by at least one hurricane in the next 6 years?
A. 0.647 B. 0.930 C. 0.353 D. 0.049
How many local maxima and minima does the polynomial have?
?
?
A. 3 maxima and 1 minima B. 1 maxima 3 minima C. 1 maxima and 3 minima D. 2 maxima and 2 minima E. 3 maxima 4 minima
Solve the problem.Calculate the coordinates of the new location of the point (0, -17) when it is rotated 30° counterclockwise about the origin. Remember that it is the matrix 
that rotates a point 30° counterclockwise about the origin.
A. 
B. 
C. 
D. 