Determine the vertex and the x-intercepts. Then sketch the graph.y = -x2 - 2x + 3
A. 
Vertex: (- 1, 4);
x-intercepts: (-1, 0) and (3, 0)
B. 
Vertex: (1, 4);
x-intercepts: (-1, 0) and (3, 0)
C. 
Vertex: (- 1, 4);
x-intercepts: (-3, 0) and (1, 0)
D. 
Vertex: (- 1, - 4);
x-intercepts: (-3, 0) and (1, 0)
Answer: C
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Solve.A 6-sided die is rolled. What is the probability of rolling a number less than 2?
A. 
B. 
C. 
D. 
Use a graphing calculator to display the solution of the given inequality or system of inequalities.y > -1 - xy < 5x - x3
A. 
B. 
C. 
D. 
Provide an appropriate response.Write a valid conclusion based on the following statements: The store is open today if and only if it is not Saturday or Sunday. Today is Saturday.
What will be an ideal response?
For the given arithmetic series, what is Sn?a1 = 6, d = -5, and n = 9
A. -504 B. -126 C. -252 D. -120