Quadratics quiz

What direction is the following equation opening?
y=-3x²-7x+8

• Up
• Down
• Left
• Right

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the first step to solving THIS equation by completing the square?
a² + 10a + 21 = 0

• Set the equation equal to zero
• Divide 10 by 2 and add the result to both sides
• Add a² and 10a together
• Subtract the 21

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

Solve the following equation by finding the zeros:

n² - 2n - 3 = 0

• {3 and-1}

• {4 and -4}

• {5 and -3}

• {8 and -7}

Complete the square for
x² + 12x + ____

• x² + 12x + 144
• x² + 12x + 36
• x² + 12x - 36
• x² + +12x - 144

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Solve by completing the square. Round.
x² -4x = 5

• 11 and -7
• 1 and 3
• 1.73 and -1.73
• 5 and -1

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2

Solve by factoring.  3x²+x-14=0

• no solution
• 7,-6
• -7/3 , 2
• 2, -7

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Use the quadratic formula to solve 2x² + 2x - 12?

• -2, 3
• 2, 3
• 2, -3
• -2, -3

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

What is the vertical shift of this equation?
f(x) = -(x + 3)² - 5

• left 5
• right 5
• up 5
• down 5

Tags

CCSS.HSF.BF.B.3

Does the graph of this equation widen or narrow from the parent function?
g(x) = 3/4 (x - 5)² + 12

• widen
• neither
• narrow

Tags

CCSS.HSF.BF.B.3

CCSS.HSF.IF.C.7

What is the horizontal shift of this equation?
f(x) = 3/4 (x - 5)² + 12

• up 5
• down 5
• left 5
• right 5

Tags

CCSS.HSF.BF.B.3