Find all numbers for which the rational expression is not defined.
A. b = -6
B. None
C. b = 6
D. b = 0
Answer: A
Mathematics
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Perform the indicated operations in the proper order.8(-2) + (5 - 7)2
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Graph the function over a one-period interval.y = sin (2x - ?) + 2
A. 
B. 
C. 
D. 
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Provide an appropriate response.A rectangle has a length of 
and a width of 
. What is the best estimate for its dimensions?
A. 9 by 8 B. 8 by 7 C. 9 by 7 D. 8 by 8
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Find the intervals on which the function is increasing and the intervals on which the function is decreasing.f(x) = -3x2 + 12x + 36
A. Increasing on (-?, 0); decreasing on (0, -?) B. Increasing on (-2, ?); decreasing on (-?, -2) C. Increasing on (-?, -2); decreasing on (-2, -?) D. Increasing on (-?, 2); decreasing on (2, -?)
Mathematics