Determine the vertex of the graph of the parabola.y = 7 - x2
A. (-7, 0)
B. (0, 7)
C. (0, -7)
D. (7, 0)
Answer: B
Mathematics
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Construct the specified histogram.The ages of the voters at a poll during a 20-minute period are listed below. Use five classes with a uniform width of 10 years, where the lower limit of the first class is 20 years.35 29 48 63 64 38 21 23 41 6861 42 43 47 33 37 46 27 23 30
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Perform the indicated operation. Express as an ordinary number. 0.487 ? 102
Fill in the blank(s) with the appropriate word(s).
Mathematics
Evaluate.(-1)26
A. 26 B. -26 C. 1 D. -1
Mathematics
Solve the system of equations.4x + y - 2z + w = -1-x + 4y + z - 4w = 35x - y + 4z + 2w = 9 x + y - 4z - w = -1
A. (2, -6, 0, 4) B. (-3, 1, 2, 1) C. (2, -3, 1, -4) D. (-2, -1, 2, 4)
Mathematics