Provide an appropriate response.What is a good first step when you are solving 3x2 + 7 = 20x by factoring?
A. Subtract 20x from each side.
B. Subtract 7 from each side.
C. Divide by 20x on each side.
D. Subtract 3x2 from each side.
Answer: A
Mathematics
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Find the requested sum of the arithmetic sequence.
+ 
+ 
+ 
+ . . . + 
A. 
B. 
C. 
D. 
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Rotate the coordinate axes through an acute angle ? such that the new equation in x' and y' has no x'y'-term.x2 + 2xy + y2 + 4
x - 4
y = 0
A. 
+ 
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B. 4x' = y'2
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D. 
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A. (-?, 0) ? (0, ?) B. (-?, 0) C. (-?, ?) D. (0, ?)
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