Support Class quiz Feb13

Which of the following is not the same as "solution"?

• x-intercept
• roots
• zeros
• y-intercept

What is the y-intercept of the equation
y = 2x²+8x+3

• (0,3)
• (3,0)
• (0,2)
• y=8

What is the vertex of the graph?

• (2, 4)
• (3, -1)
• (0, 8)
• (4, 2)

What do we call the graph of a quadratic?

• line
• vertex
• equation
• parabola

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=1

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.REI.C.7

CCSS.HSG.GPE.A.2

What are the green dots called?

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

Tags

CCSS.HSF-IF.C.7A

Does the function have a minimum/maximum/both/neither? y = 3x² + 2x + 4

• minimum

• maximum

• both

• neither

Identify A, B, and C if y=3x²-8+5x

• A=3, B=5, C=-8

• A=3, B=-8, C=5

• A=3x², B=5x, C=-8

• A=3x² , B=-8, C=5x

Tags

CCSS.HSA.SSE.A.1

Factor
n²-13n+40

• (n-5)(n-8)
• (n+5)(n-8)
• (n-5)(n+8)
• (n+6)(n+1)

Which equation has a vertex of (-3, 4)?

• y = 2(x+3)² + 4
• y = (x+3)² - 4
• y = (x-3)² + 4
• y = 2(x - 3)² + 4