8.1-8.4 Quadratics Review

What can we find easily in factored form?

• y-intercept
• vertex
• x-intercepts

Tags

CCSS.HSF-IF.C.7A

What can we find easily in vertex form?

• vertex
• y-intercept
• x-intercepts

What is the y-intercept of 
f(x)=2x² + 4x + 6

• (6 , 0)
• (-6 , 0)
• (0, -6)
• (0 , 6)

Tags

CCSS.HSF-IF.C.7A

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

Does y = -4x² have a maximum or minimum value?

• maximum
• minimum

Tags

CCSS.HSF-IF.C.7A

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=1

Tags

CCSS.HSF-IF.C.7A

What are the green dots called?

• axis of symmetry
• vertex
• parabola
• roots or x-intercepts

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

Which of the following equations matches standard form of a quadratic?

• y = a(x - p)(x - q)

• y = a(x - h)² + k

• y = ax² + bx + c

• y = mx + b

Tags

CCSS.HSA.SSE.B.3

Write the equation of the graph in factored form.

• y = (x-4)(x+3)

• y = -(x+3)(x-4)

• y = (x+4)(x-3)

• y = -(x-3)(x+4)