Alg1 9.2 C4U
2
-2
4
-4
2
-2
4
-4
6
-6
9.2
Find the zeros of the quadratic function. Then find the axis of symmetry.
(1,0) & (0,1)
(0, -1) & (-1, 0)
(-1, 0) & (1, 0)
no zeros
axis of symmetry
x = 
2
-2
4
-4
2
-2
4
-4
6
-6
9.2
Find the zeros of the quadratic function. Then find the axis of symmetry.
(0,0) & (0,-4)
(-4,0) & (0, 0)
(-4, 0) & (1, 0)
no roots
axis of symmetry
x = 
2
-2
4
-4
2
-2
4
-4
6
-6
9.2
Find the zeros of the quadratic function. Then find the axis of symmetry.
(3,0) & (-3,0)
(3,0) 
(0,0) & (3, 0)
no zeros
axis of symmetry
x = 
2
-2
4
-4
2
-2
4
-4
6
-6
9.2
Find the zeros of the quadratic function. Then find the axis of symmetry.
(-2,0)
(0, 0) & (-2,0)
(-1, 2) & (0,-2)
no zeros
axis of symmetry
x = 
2
-2
4
-4
2
-2
4
-4
6
-6
9.2
Find the zeros of the quadratic function. Then find the axis of symmetry.
(-2,0) & (0,-3)
(-2,0) & (-3,0)
(2, 0) & (3, 0)
no zeros
axis of symmetry
x = 
2
-2
4
-4
2
-2
4
-4
6
-6
9.2
Find the zeros of the quadratic function. Then find the axis of symmetry.
(1,0) & (2,0)
(1, 2) & (2, 2)
(0, 0) & (1.5, 0)
no zeros
axis of symmetry
x = 
2
-2
4
-4
2
-2
4
-4
6
-6
9.2
Find the zeros of the quadratic function. Then find the axis of symmetry.
(-1,0)
(0, 0) & (-1, 0)
(-1,0) & (1, 0)
no zeros
axis of symmetry
x = 
9.2
Find the axis of symmetry from the
quadratic function:
x2 + 3x - 12
axis of symmetry =
note: reduce all fractions.
put 1 in the denominator
for whole number answers.
9.2
Find the axis of symmetry from the
quadratic function:
4x2 -2x + 10
note: reduce all fractions.
put 1 in the denominator
for whole number answers.
axis of symmetry =
9.2
Find the axis of symmetry from the
quadratic function:
-3x2 + 12x - 6
axis of symmetry =
note: reduce all fractions.
put 1 in the denominator
for whole number answers.
9.2
Find the axis of symmetry from the
quadratic function:
5x2 + 10x + 7
axis of symmetry =
note: reduce all fractions.
put 1 in the denominator
for whole number answers.
9.2
Find the axis of symmetry from the
quadratic function:
x2 -7x + 14
axis of symmetry =
note: reduce all fractions.
put 1 in the denominator
for whole number answers.
9.2
Find the vertex of the quadratic function.
vertex =
note: write your answer as a
coordinate ex: (1,2)
x2 +4x + 4
9.2
Find the vertex of the quadratic function.
vertex =
note: write your answer as a
coordinate ex: (1,2)
-x2 +6x + 5
9.2
Find the vertex of the quadratic function.
vertex =
note: write your answer as a
coordinate ex: (1,2)
-½x2 -6x + 2
9.2
Find the vertex of the quadratic function.
vertex =
note: write your answer as a
coordinate ex: (1,2)
3x2 -6x + 1
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