Sketch the graph of the equation. Identify the vertex and the intercepts.y = -x2 + 2x + 8
A. vertex: (1, - 9);
x-intercepts: (-2, 0) and (4, 0);
y-intercept: (0, 8)
B. vertex: (1, 9);
x-intercepts: (-4, 0) and (2, 0);
y-intercept: (0, 8)
C. vertex: (1, 9);
x-intercepts: (-2, 0) and (4, 0);
y-intercept: (0, 8)
D. vertex: (- 1, 9);
x-intercepts: (-4, 0) and (2, 0);
y-intercept: (0, 8)
Answer: C
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