Graph the quadratic function using its vertex, axis of symmetry, and intercepts.f(x) = -x2 + 6x - 8
A. vertex (-3, -1)
intercepts (-4, 0), (- 2, 0), (0, 8)
B. vertex (3, -1)
intercepts (4, 0), (2, 0), (0, 8)
C. vertex (-3, 1)
intercepts (-4, 0), (- 2, 0), (0, -8)
D. vertex (3, 1)
intercepts (4, 0), (2, 0), (0, -8)
Answer: D
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Evaluate.
, when x = 21 and y = 63
A. 15 B. 294 C. 10 D. 42
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A. None B. I C. II D. III
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