Review Quadratics in Standard form

Solve for the values of x:
(2x + 5)(5x - 2) = 0

• { -5/2, -2/5 }
• { -5/2, 2/5 }
• { 5/2, 2/5 }
• { 5/2, -2/5 }

Tags

CCSS.HSA-REI.B.4B

Solve and find your x-intercepts:
0=x(x - 6)

• x=0 and x=-6
• x=1 and x=-6
• x=0 and x=6
• x=6

Tags

CCSS.HSA-REI.B.4B

In the equation
y = x² +5x +7, match each leading coefficient with its correct letter 

• a=0, b=5, c=7
• a=1, b=5, c=7
• a=7, b=5, c=1

Solve Using the Quadratic Formula 
2x² + 7x - 15 = 0

• -1.5 or 5
• No Solution
• -5 or 1.5
• 0.7 or 5

Tags

CCSS.HSA-REI.B.4B

Solve by completing the square.
x² +12x = 5

• X = 6 + √41 or  6 − √41
• X= 35 or 47
• X = −6 + √41 or  −6 − √41
• X = √35 or √47

Find the Vertex:
f(x) = -2x² + 4x -1

• (1,1)
• (-2,4)
• (-1,-2)
• No Real Solution

Find the Vertex:
y = x² + 6x

• (-3,-9)
• (1,6)
• (-3,27)
• No Real Solution

What words mean 'solutions' to a quadratic equation?

• vertex

• roots

• zeros

• x-intercepts

• y-intercepts

Will the parabola open up or down?

y = -3x² + 4x - 9

• up

• down

Tags

CCSS.HSF-IF.C.7A

How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSA.APR.B.3