Factored form of Quadratics

What are the x-intercepts of the quadratic?

• (2, 0) and (4, 0)

• (-2, 0) and (-5, 0)

• (2, 0) and (5, 0)

• (-2, 0) and (-4, 0)

Tags

CCSS.HSF-IF.C.7A

Which quadratic equation models the parabola shown?

• y = (x-2)(x+5)

• y = (x+2)(x+5)

• y = -(x-2)(x-5)

• y = -(x+2)(x+5)

Tags

CCSS.HSF-IF.C.7A

Which quadratic equation models the parabola shown below?

• y = 0.25(x-2)(x+2)

• y = -0.25(x-2)(x+2)

• y = 4(x-2)(x+2)

Tags

CCSS.HSF-IF.C.7A

Which quadratic equation models the parabola shown?

• y = 2x(x-3)

• y = 2x(x+3)

• y = (x+1)(x+3)

• y = (x-1)(x+3)

Tags

CCSS.HSF-IF.C.7A

Which equation matches the x-intercepts x=5,-7 ?

• (x+5)(x-7)=0

• (x-5)(x+7)=0

• (x+5)(x+7)=0

• (x-5)(x-7)=0

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

What are the x-intercepts:

(x - 5)(x - 1) = 0

• { 5, 1 }

• { 5, -1 }

• { -5, 1 }

• { -5, -1 }

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

What are the x-intercepts:

(x - 3)(x + 6) = 0

• { -3, -6 }

• { 3, -6 }

• { -3, -6 }

• { 3, 6 }

Tags

CCSS.HSA-REI.B.4B

Which equation is the factored/intercept form of a quadratic function?

• f(x) = mx + b

• f(x) = a(x - r)(x -r)

• f(x) = ax² + bx + c

• f(x) = a(x - h)² + k

If a parabola opens upward and has x-intercepts at (0, 3) and (0, -9), what is the equation?

• y = a(x - 3)(x - 9), a > 0

• y = a(x - 3)(x + 9), a < 0

• y = a(x - 3)(x - 9), a < 0

• y = a(x - 3)(x + 9), a > 0

Tags

CCSS.HSF-IF.C.7A

If a parabola opens downward and has x-intercepts at (0, 5) and (0, 6), what is the equation?

• y = a(x + 5)(x + 6), a < 0

• y = a(x - 5)(x - 6), a < 0

• y = a(x + 5)(x + 6), a > 0

• y = a(x - 5)(x - 6), a > 0

Tags

CCSS.HSF-IF.C.7A