Solve Quadratics in Factored Form

In factored form you can see the ______ of the graph easily.

• y-intercept

• vertex

• x-intercepts

Tags

CCSS.HSF-IF.C.7A

What are the x-intercepts of 
f(x)=(x - 10)(x + 10)

• (0, -100)
• (10 , 0) and (-10 , 0)
• (0, -10) and (0, 10)
• 0

Tags

CCSS.HSF-IF.C.7C

What are the x-intercepts of the parabola?
y = -3(x + 5)(x - 9)

• -5 and 9
• 5 and -9
• 5 and 9
• -3 and 5 and -9

Tags

CCSS.HSF-IF.C.7A

What are the x-intercepts of the parabola?
y = ¼(x + 2)(x - 6)

• -2 and 6
• 2 and -6
• -2
• ¼ and -2 and 6

Tags

CCSS.HSF-IF.C.7A

What are the x-intercepts of the parabola?
y = ⅔(x + 1)(x - 3)

• -1 and 3
• 1 and -3
• -1
• ⅔ and -1 and 3

Tags

CCSS.HSF-IF.C.7A

What is the axis of symmetry of the given function?

• x = -4

• x = 4

• x = -2

• x = 2

What is the x-coordinate of the vertex of the parabola?
 y = (x - 8)(x + 2)

• 3
• -3
• 8 and -2
• -8 and 2

What is the vertex of the function?

• (-3, -16)

• (3, 20)

• (-6, -7)

• (0, -7)

Find the vertex   y = (x - 5)(x - 1)

• (5, 1)
• (-5, - 1)
• (3, -4)
• (-3, 32)

What is the y-intercept of 
f(x)=(x - 10)(x + 10)

• (0, -100)
• (10 , 0) and (-10 , 0)
• (0, -10) and (0, 10)
• 0

Tags

CCSS.HSF-IF.C.7A