Solve the system by the elimination method or a combination of the elimination and substitution methods.x2 + 4xy + 2y2 = 1 x2 - 4xy - 2y2 = 1
A. {(1, 0), (1, 1)}
B. {(1, -2), (-1, 2)}
C. {(1, 1), (-1, -1), (1, -2), (-1, 2)}
D. {(1, 0), (-1, 0), (1, -2), (-1, 2)}
Answer: D
Mathematics
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Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the x-axis.x = 4y - y2, x = 0
A. 
?
B. 
?
C. 
?
D. 
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Solve the problem.The odds of rolling two dice and the sum being greater than 9 are 
What is the probability that the sum of two rolled dice is less than or equal to 9?
A. 
B. 
C. 
D. 
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Determine whether the given number is a zero of the polynomial function.P(x) = -7x3 - 4x2 + x - 2; -1
A. Yes B. No
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Perform the conversion. Round to the nearest tenth when necessary.28.4 cm to in.
A. 11.2 in. B. 0.3 in. C. 2840 in. D. 72.1 in.
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