Determine whether the graph of the equation is symmetric with respect to the x-axis, the y-axis, and/or the origin.9x2 + 16y2 = 144
A. y-axis
B. x-axis
C. origin
D. x-axis, y-axis, origin
E. none
Answer: D
Mathematics
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A. 18 B. 12 C. 36 D. 6
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Determine whether the statement is true or false.If 9 + 2 = 19, then Canada is in North America.
A. True B. False
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Write one or more inequalities that describe the set of points.The slab bounded by the planes x = -8 and x = 7 (planes included)
A. -8 ? x ? 7 B. x = -8 and x = 7 C. -? < y < ? and -? < z < ? D. x ? -8 and x ? 7
Mathematics
Subtract.55 - 23
A. 26 B. 32 C. 78 D. 72
Mathematics