A2 - W17

Identify the 'a' value:
y = 16x² -8x -24

• 16
• 8
• -8
• -24

Does this graph have a maximum or minimum value?

• maximum
• minimum
• neither
• both

What's the axis of symmetry of y = 3x² - 6x + 4

• x=1
• x=-6
• x=2
• x=-1

Find the vertex of the quadratic:
y = -2x² + 4x + 3

• (0, 3)
• (-1, 5)
• (1, 5)
• (1, -5)

Does the equation open up or down? 
Y = -3x² +7x - 2

• up
• down

Tags

CCSS.HSF-IF.C.7A

Find the zeros of this quadratic.

• b=-2, b=-4
• b=-2, b=4
• b=1/2, b=-2
• b=2, b=-4

 Solve:
|−2n| + 10= −20

• {30, -30}
• {20,-20}
• {-5,5}
• No Solution

Solve:
|v + 8| − 5 = 2 

• {-1,-15}
• {-1,-5}
• {-15,15}
• No Solution

Write the inequality in interval notation.

• (-2,5)
• (-∞,-2)⋃(5,∞)
• [-2,5]
• (-∞,-2]∪[5,∞)

If given the equation y = 3(x + 5)² - 4, what is the vertex of the parabola?

• (5, -4)
• (-5, -4)
• (-15, -4)
• (15, -4)