Explain why the figure is not a polygon.
A. Not closed
B. Sides intersect
C. Curved side
Answer: A
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Evaluate the double integral over the given region.
R = {(x, y): 5 ? x ? 6, 5 ? y ? 7}
A. 132 B. 44 C. 88 D. 66
Find the equation of the parabola satisfying the given conditions. The vertex is at the origin.Focus (0, -3)
A. y2 = -3x
B. y = - 
x2
C. y2 = -12x
D. x2 = -12y
Translate the sentence into a mathematical equation. Be sure to identify the meaning of all symbols.The profit derived from the sale of x video cameras is $360 per unit less the sum of $3000 costs plus $130 per unit.
A. If P is profit and x the units sold, then P = 360x + 3000 - 130x or 
B. If P is profit and x the units sold, then P = 
- (3000 + 
) or 
C. If P is profit and x the units sold, then P = 360x - (3000 - 130x) or 
D. If P is profit and x the units sold, then P = 360x - (3000 + 130x) or 
Write the number using digits.seven thousand, six
A. 7006 B. 7600 C. 7060 D. 76,000