Determine the vertex of the graph of the parabola.y = 7 - x2
A. (7, 0)
B. (-7, 0)
C. (0, -7)
D. (0, 7)
Answer: D
Mathematics
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Solve the equation.(5x + 3)(25x2 + 30x + 9) = 0
A. - 
B. - 
, 5, -3
C. - 
, 0
D. - 
, 5, -3, 0
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Calculate 
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Write sigma notation.11 + 15 + 19 + 23 + 27
A. 
B. 
C. 
D. 
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Solve the problem.A grocer sold 83 melons for $1.16 each. What was the total amount of the sale?
A. $96.38 B. $96.28 C. $96.29 D. $97.38
Mathematics