Simplify. ?  

A. 7x2
B. 7x
C. 7
D. 7

Answer: B

Mathematics

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Solve the quadratic equation.9y2 + 12y + 4 = 0

A. ,  
B. - , -  
C. , - 
D. - , -  

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Identify the conic section as a circle, parabola, ellipse, or hyperbola.

A. Hyperbola B. Parabola C. Circle D. Ellipse

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Provide an appropriate response.Multiply the fractions and reduce:  ? 

A.
B.
C.
D. 18x3

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Find the center, foci, and vertices of the ellipse. +   = 1

A. center at (0, 0)
foci at (0, - 4) and (0, 4)
vertices at (0, -9), (0, 9)
B. center at (0, 0)
foci at (0, 9) and (7, 0)
vertices at (0, 81), (49, 0)
C. center at (0, 0)
foci at (0, -9) and (0, 9)
vertices at (0, -81), (0, 81)
D. center at (0, 0)
foci at (- 4, 0) and (4, 0)
vertices at (-9, 0), (9, 0)

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Mathematics