Answer to Question #56450 in Algebra for Box Cars

Question

1: The graph of y = 3x^2 -4x + 2 opens downward.
A: True
B: False

2: The graph of y = 2x^2 -4x – 2 has a y-intercept of (0,2)
A: True
B: False

3: What is the axis of symmetry for the graph of y = 2x^2 – 8x + 2?

x = _______ __________



4: What is the vertex for the graph of y – 4 = -(x + 1)^2 ?

A: (4,-1)
B: (1,-4)
C: (-1,4)
D: (-4,1)

5: What are the x-intercepts for the graph of y=3(x-1)(x+6)

A: (-1,0) and (6,0)
B: (1,0) and (-6, 0)
C: (0, -1) and (0,6)
D: (0,1) and (0,-6)

9: What is the vertex of the graph of this function?
Y = -(x+2)(x+4)

A: (-2,-4)
B: (3,-35)
C: (-3,1)
D: (-3,-1)

10: The point (-1,0) lies on the graph of the function y = 2x^2 -8x + 6
A: True
B: False