Review for Factoring, Vertex Form and CTS

What is a vertex?

• Highest or lowest point on a Parabola

• y-intercept

• a type of shoe

• zeros

what is y-intercept?

• the parabola

• where the parabola crosses the y-axis

• where the parabola crosses the x-axis

• the graph

 $f\left(x\right)=\alpha\left(x-h\right)^2+k\ \$  What is this form of the quadratic equation?

• factored form

• standard form

• day form

• vertex form 

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

• ax + by = c
• y = a(x - h)² + k
• y = ax² + bx + c
• y = mx + b

What is the vertex of the parabola: y=2(x-3)²+4

• (3,4)
• (-3,4)
• (3, -4)
• (-3,-4)

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Write in factored form:

x² + 5x - 24

• (x - 8)(x + 3)

• (x + 8)(x - 3)

• (x + 6)(x - 4)

• (x + 12)(x - 2)

Write in factored form:

x² + 2x - 24

• (x - 6)(x + 4)

• (x + 6)(x + 4)

• (x - 6)(x - 4)

• (x + 6)(x - 4)

What piece of information does h identify in the following equation?
y=a(x-h)²+k

• y value of the vertex
• Axis of Symmetry and the x coordinate of the vertex
• Direction (facing up or down)
• x-intercept

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Which of the following is the correct equation for the given graph?

• f(x) = (x - 2)² - 1
• f(x) = (x + 2)² - 1
• f(x) = -(x + 2)² - 1
• f(x) = -(x - 2)² - 1

Tags

CCSS.HSF-IF.C.7A

The graph of a quadratic function is called a

• Parabola

• Vertex

• Axis of Symmetry

• Roots

Tags

CCSS.HSF-IF.C.7A