Solve Quadratics By All Methods Second Chance

4x²+7x-17=3x²+12x-3 Solve by Factoring.

• x= -7, -2

• x= 7, -2

• x= -7, 2

Tags

CCSS.HSA-REI.B.4B

Solve by completing the square. Show your work on the notebook paper

k² − 12k + 23 = 0

• {6 + √13, 6 - √13}

• {-6 + √13, -6 - √13}

• {6 + √59, 6 - √59}

• {-6 + √59, -6 - √59}

Tags

CCSS.HSA-REI.B.4B

Solve by Square Roots.

16a² - 9 = 0

• a = ^-3/₄, ³/₄

• a = ^-4/₃, ⁴/₃

• a = ^-9/₁₆, ⁹/₁₆

• a = ^-16/₉, ¹⁶/₉

Tags

CCSS.HSA-REI.B.4B

Solve by factoring: 7x² - 26x - 8 = 0

• x = -1 and x = -7/8

• x = 4 and x = -2/7

• x = -4 and x = 2/7

• x = 4 and x = -7/2

Tags

CCSS.HSA-REI.B.4B

What could be the discriminant of this graph?

• 16

• 0

• -7

• 8

What could be the discriminant of this graph?

• 5

• 0

• -6

• 4

What is the discriminant of this graph?

• 1

• 0

• -5

• 4

Find the discriminant: 2a² - 5a + 5 = 0

• 44

• 65

• -15

• -144

Tags

CCSS.HSA-REI.B.4B

Use the quadratic formula to find the solutions for

y = -x² - 5x + 12

• No Real Solution

• 
• 
• 

Tags

CCSS.HSA-REI.B.4B

Solve by Complete the Square. Show your work on your notebook paper:  $x^2-4x+18=0$  .

•  $x=-2\pm i\sqrt{14}$  

•  $x=-2\pm\sqrt{14}$  

•  $x=2\pm i\sqrt{14}$  

•  $x=2\pm\sqrt{14}$  

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7