Graph the function using its vertex, axis of symmetry, and intercepts.f(x) = -x2 - 2x + 8 
A. vertex (-1, -9)
intercepts (2, 0), (- 4, 0), (0, -8)
B. vertex (1, -9)
intercepts (-2, 0), (4, 0), (0, -8)
C. vertex (1, 9)
intercepts (-2, 0), (4, 0), (0, 8)
D. vertex (-1, 9)
intercepts (2, 0), (- 4, 0), (0, 8)
Answer: D
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Graph the function.f(x) = 3-x
A. 
B. 
C. 
D. 
Provide an appropriate response. Given sets U = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, A = {1, 2, 3, 4, 5}, B = {2, 4, 6, 8}, C = {5, 6, 7, 8, 9}, find A ? B ? C'.
A. {0, 1, 2, 3, 4, 5, 6, 8, 9} B. { } C. {2, 4, 5, 6, 7, 8, 9} D. {0, 1, 2, 3, 4, 5, 6, 8}
Simplify the algebraic expression.6.1t + 8.3 - 3.8t
A. -2.3t - 8.3 B. 2.3t + 8.3 C. -2.3t + 8.3 D. 9.9t + 8.3
State whether the linear model shown in the graph is exact or approximate. Then find the equation of the line.
A. Approximate; y = -x - 2 B. Approximate; y = -2x + 2 C. Exact; y = -x - 2 D. Exact; y = -2x + 2