Solve the system by the addition method.
A. {(5, 3), (7, 3)}
B. {(-1, 9), (-1, -3)}
C. {(-1, -9), (-1, 3)}
D. {(5, 3), (-7, 3)}
Answer: D
Mathematics
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A. 0
B. 7
C. - 7
D. 
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A. 
B. 
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Use the given zero to completely factor P(x) into linear factors.Zero: -2i; P(x) = 3x4 - 20x3 + 44x2 - 80x + 128
A. 
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B. 
(x - 4)(x + i)(x - i)
C. 
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D. 
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Mathematics