Week 1 Quizizz

Does y=(x+4)² have a maximum or a minimum?

• Maximum

• Minimum

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

Identify the vertex of f(x)=5(x+6)²-7.

• (6, -7)

• (-6, -7)

• (-6, 7)

• (6, 7)

Does the function y=-3(x+2)² have a maximum or minimum?

• Maximum

• Minimum

What are other words for x-intercepts?

• X-Axis

• Solutions

• Zeros

• Roots

• Y-Intercept

What is the axis of symmetry for y=2x²-4x+7?

• x=1

• x=-1

• x=1/4

• x=7

Given f(x)=-5(x+7)²+9, what is the vertex?

• (-7, 9)

• (7, 9)

• (7, -9)

• (-7, -9)

What is the y-intercept of f(x)=-2x²-5x+9?

• (0, 9)

• (9, 0)

• (0, 1.21)

• (0, -2)

What is the axis of symmetry for f(x)=-2x²-5x+9?

• x=-5/4

• x=5/4

• x=4/5

• x=-4/5

How is the graph of y=x² different from the graph of y=⅓x²?

• y=⅓x² is wider than y=x²

• y=⅓x² is narrower than y=x²

• y=⅓x² is shifted up 1/3

• y=⅓x² is shifted right 1/3