9.1-9.2 Graphing Quadratics Alg1

What is the axis of symmetry: y = x² + 2x - 3

• x= 0

• x= -1

• x= -2

• x= -3

What is the vertex: y = x² + 2x - 3

• (0,0)

• (0,-3)

• (-1,-4)

• (-1,-3)

y = x² + 2x - 3 Is the parabola going to open...

• up

• down

• left

• right

What is the y-intercept? y = x² + 2x - 3

• (0,0)

• (0,1)

• (0,2)

• (0,-3)

What is the axis of symmetry? y = 2x² + 8x + 2

• x=0

• x=2

• x= -2

• x= 8

What is the vertex? y = 2x² + 8x + 2

• (0,0)

• (0,2)

• (-2,-6)

• (2,26)

What is the y-intercept? y = 2x² + 8x + 2

• (0,0)

• (0,-2)

• (0,2)

• (0,-6)

What is the axis of symmetry? y = 3x² - 12x - 3

• 0

• x= 0

• x= 2

• x= -2

What is the vertex? y = 3x² - 12x - 3

• (0,0)

• (0,-3)

• (2,-15)

• (-2, 33)

What is the y- intercept? y = 3x² - 12x - 3

• (0,0)

• (0,-3)

• (0,-2)

• (-2,0)