Quadratic Open Up

What is the name of this form:
y = ax² + bx + c

• vertex form

• standard form

• factored form

• zero form

The graph of a quadratic function is called

• a line

• a hyperbola

• a parabola

• a cubic

Tags

CCSS.HSF-IF.C.7A

The standard form of a quadratic equation is

• y=x²

• y=ax²+bx+c

• y=mx+b

• y=x

f(x) = 3x² - 4 is a quadratic function

• true

• false

If the a > 0 (positive) the graph opens

• up

• down

Tags

CCSS.HSF-IF.C.7A

Convert
 y = 3(x+1)² - 8 into standard form.

• y=3x² + 6x - 5

• y=3x² - 6x - 5

• y=3x² + 6x + 5

• y=3x² - 6x + 5

What are the solutions to this equation? (x-3)(x+2)=0

• x=3,-2

• x=-3,2

• x=2,3

• x=3,2

Tags

CCSS.HSA-REI.B.4B

Determine the values of
a, b, and c for
the quadratic equation: 
4x² – 8x = 3

• a = 4, b = -8, c = 3

• a = 4, b =-8, c =-3

• a = 4, b = 8, c = 3

• a = 4, b = 8, c = -3

What is a parabola?

• The straight graph of a quadratic function

• The circular graph of a quadratic function

• The V-shaped graph of a quadratic function

• The U-shaped graph of a quadratic function

Tags

CCSS.HSF-IF.C.7A

Which of the following equations is written in the standard form for quadratic equations?

• 8x + 4y = 12

• y = 4x² - 7x + 11

• 3x² + 2x = 1

• 2x² - x³ + 14 = y