Quadratic Equations Factored

Solve by factoring:

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B

Solve: x²-4x-21=0

• {-7, 3}

• {-3, 7}

• {3, 7}

• {-3,-7}

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factoring.

• x = {3,8}

• x = {-3,8}

• x = {3,-8}

• x = {-3,-8}

Tags

CCSS.HSA-REI.B.4B

Solve for k by factoring.

• A

• B

• C

• D

Tags

CCSS.HSA-REI.B.4B

Which answer choice correctly shows the quadratic equation above in factored form?

• (x + 7)(x - 2) = 0

• (x - 7)(x + 2) = 0

• (x - 7)(x - 2) = 0

• (x + 7)(x + 2) = 0

Tags

CCSS.HSA-REI.B.4B

What are the x-intercepts of the parabola?

y = ¼(x + 2)(x - 6)

• (-2, 0) and (6, 0)

• (2, 0) and (-6, 0)

• (-2, 6)

• (¼, 0) and (-2, 0) and (6, 0)

Tags

CCSS.HSF-IF.C.7A

What are the x-intercepts of the parabola?

y = x(x - 4)

• (0, 0) and (4, 0)

• (1, 0) and (4, 0)

• (0, 4)

• (-4, 0) and (0, 0)

Tags

CCSS.HSF-IF.C.7A

State the direction of opening of the following: y = -(x+3)(x-2)

• Left

• Up

• Down

• Right

Tags

CCSS.HSF-IF.C.7A

In f(x) = a(x - p)(x - q), what does "a" tell us?

• The slope

• If the Parabola opens up or down

• x coordinate of the x - intercept

• y coordinate of the y - intercept

Solve the equation: 
5x² - 35x + 60 = 0

• x = 3,  -4

• x = -3,  4

• x = 3,  4

• x = -3,  -4

Tags

CCSS.HSA-REI.B.4B