Quadratics Review

Which of the following is NOT a form of a quadratic equation?

• standard (general)

• intercept (factored)

• vertex

• slope-intercept

What form is the following quadratic equation in?

y = 2(x - 3)² + 5

• vertex form

• standard form

• intercept form

What is the vertex of the following graph?

• (1,2)

• (0,1)

• (-1.414,0)

• (2,414,0)

What is the y-intercept of the following graph?

• (1,2)

• (0,1)

• (-1.414,0)

• (2,414,0)

Tags

CCSS.HSF-IF.C.7A

What are the roots of the following graph? (Check all that apply.)

• (1,2)

• (0,1)

• (-1.414,0)

• (2,414,0)

What do you know about the equation (in the form y = ax²+bx+c) of the following graph?

• 'a' is positive

• 'a' is negative

• 'c' is negative

• 'c' is 0

Tags

CCSS.HSF-IF.C.7A

Compared to the graph of y = x², how is the graph of y = 3x² different?

• y = 3x² is wider

• y = 3x² is narrower

• y = 3x² is flipped

• y = 3x² is moved up

Compared to the graph of y = x², how is the graph of y = 0.125x² different?

• y = 0.125x² is wider

• y = .0125x² is narrower

• y = .0125x² is flipped

• y = .0125x² is moved up

What is the vertex of the following parabola?

y = 0.715(x + 3)² - 1

• (3, -1)

• (-3, 1)

• (3, 1)

• (-3, -1)

What is the y-intercept of the following parabola?

y = 2x² - 4x + 7

• (0, -4)

• (0, 2)

• (0, 7)

• (0, 0)

Tags

CCSS.HSF-IF.C.7A