Find the product and simplify.
? 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Round off the approximate number as indicated.13.69 3 significant digits
A. 13.7 B. 13.6 C. 13.8 D. 14
Mathematics
Find the domain of the rational function.f(x) = 
A. all real numbers except ±9
B. all real numbers except ±9, 
C. all real numbers except 9
D. all real numbers except 81
Mathematics
State the quadrant in which the point lies.(-8, 0)
A. Quadrant IV B. Quadrant II C. None D. Quadrant III
Mathematics
Find the vertices of the ellipse.4x2 + 5y2 + 16x - 30y + 41 = 0
A. (-2, 3 + 
) and (-2, 3 - 
)
B. (2, -3 + 
) and (2, -3 - 
)
C. (-2 + 
, 3) and (-2 - 
, 3)
D. (2 + 
, -3) and (2 - 
, -3)
Mathematics