Multiply the polynomials.(2x2 + 7y)(3x2 + 10y + z)
A. 6x4 + 41x2y + 2x2z + 70y2 + 7yz
B. 6x4 + 41x2y2 + 70y2
C. 6x2 + 41xy + 2x2z + 70y2 + 7z
D. 6x4 + 41x2y + 70y4 + 2x2yz
Answer: A
Mathematics
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A. 
B. 
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D. 
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Determine the equation of the given line, as well as the slope of the line. If the slope is undefined, state this.
A. x = -4, m: undefined B. y = x - 4, m = 0 C. y = -4, m: undefined D. y = x - 8, m = 1
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and 
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A. 
B. 
C. 3
D. 
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