Quadratics Warm-Up

Use FACTORING to solve:

x² + 7x + 6 = 0

• {0, 6}

• {-6, 0}

• {-6, -1}

• {1, 6}

Tags

CCSS.HSA-REI.B.4B

Use FACTORING to solve:

2x² + x - 15 = 0

• {-3, 5/2}

• {-3, -5/2}

• {5/2, 3}

• {-5/2, 3}

Tags

CCSS.HSA-REI.B.4B

Use FACTORING to solve:

x² = 10x - 24

• {4, 6}

• {-4, -6}

• {-24, -1}

• {1, 24}

Tags

CCSS.HSA-REI.B.4B

Use the QUADRATIC FORMULA to solve:

2x² + x - 4=0

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• 
• 
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Factor by GCF:
6m² + 16m

• 2(3m² + 8m)
• 2m(3m + 8)
• 2m(3m - 8m)
• not factorable

How many solutions are there for 5x²+7x-4=0?

• 0

• 1

• 2

• -2

What are the solutions to this equation? (x-3)(x+2)=0

• x=3,-2
• x=-3,2
• x=2,3
• x=3,2

What are the solutions to this equation?
(3x-2)(5x+1)=0

• x=5/2,-1/3
• x=1/5,-2/3
• x=1/3,-5/2
• x=2/3,-1/5

Solve using the quadratic formula.
2x² - 9x - 35 = 0

• x = 7/2, x = -6
• x = -5/2, x =5
• x = -3/7, x =6
• x = -5/2, x = 7

Tags

CCSS.HSA-REI.B.4B

Say 'TRUE' or 'FALSE'
Every Quadratic equation has exactly one root

• TRUE
• FALSE