Find the vertex.f(x) = -2x2 - 20x - 47

A. (5, -3)
B. (-3, 5)
C. (3, -5)
D. (-5, 3)


Answer: D

Mathematics

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Provide an appropriate response.Under what method of valuing inventory are the oldest goods assumed to be the items composing ending inventory?

A. specific identification B. FIFO C. LIFO D. retail

Mathematics

Solve the equation.10j + 7 = 8j + 11

A. j = 
B. j = 
C. j = 4
D. j = 2

Mathematics

Write the standard form of the equation of the circle with radius r and center (h, k).r = 3; (h, k) = (0, 0)

A. (x - 3)2 + (y - 3)2 = 3 B. x2 + y2 = 3 C. x2 + y2 = 9 D. (x - 3)2 + (y - 3)2 = 9

Mathematics

Find the center, vertices and foci of the hyperbola. ? ?

A. Center: (0, 0)

Vertices:  

Foci: 


B. Center: (0, 0)

Vertices:  

Foci: 


C. Center: 

Vertices:  

Foci: 


D. Center: (0, 0)

Vertices:  

Foci: 


E. Center: 

Vertices:  

Foci: 


Mathematics