Quadratic and Factoring

Find the zeros of this quadratic.

• b=4/5, b=3

• b=4, b=-3

• b=1/5, b=3

• b=4/5, b=-3

Tags

CCSS.HSA-REI.B.4B

Factor
4n²-17n-15

• (n-10)(6n+1)

• (4n-5)(n-3)

• (n-5)(4n-3)

• (n-5)(4n+3)

Which of these equations has zeros at 4 and -3?

• f(x) = x² + x - 12

• f(x) = x² - x + 12

• f(x) = x² - x - 12

• f(x) = x² + x + 12

Tags

CCSS.HSA.APR.B.3

What is the equation for this parabola?

• y = -2/3x² - 4x + 7

• y = 2/3x² - 4x + 7

• y = 2/3x² - 4x - 7

• y = -2/3x² - 4x - 7

Solve by factoring

• -4, 2

• -2, 4

• -16

• -4

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factoring.

• x = {1}

• x = {-1}

• x = { }

• no solution

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

Solve for x by factoring.

• -6, -2

• -2, 6

• 2, 6

• -6, 2

Tags

CCSS.HSA-REI.B.4B

Solve by factoring: x² + 3x - 18 = 0
Put the solutions in order from least to greatest.

{​ (a)   ,​ (b)   }

• -6

• 3

• 6

• -3

• 9

• -2

• -9

• 2

• 18

• -1

Tags

CCSS.HSA-REI.B.4B

Solving the equation f(x) = x² - 8x + 15 =0, what are the two factors we can create to solve this equation? ​ (a)   .

• (x - 3) and (x - 5)

• (x + 3) and (x + 5)

• (x - 15)

Tags

CCSS.HSA-REI.B.4B