quadratics 11/11/2022

Use the quadratic formula to solve 2x² + 2x - 12?

• -2, 3
• 2, 3
• 2, -3
• -2, -3

Determine the values of a, b, and c for the quadratic equation: 

3m² - 14 = 11m

• a=3 b=14 c=-11

• a=3 b=-14 c=11

• a=4 b=-14 c=11

• a=4 b=14 c=-11

The coefficient of x^2, the 'a' value of this quadratic, is negative or positive?

• a < 0

• a > 0

The axis of symmetry line passes through which point?

• y-intercept

• any random point

• vertex

• none of these

A parabola has a vertex at (-3,2).

What is the axis of symmetry?

• y = -2

• x = 3

• x = -3

• y = 2

What are the x- intercepts?

• x= 0 and x= -4

• x= 0 and x= 4

• y= 0

• x= 2

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

• (0,3)
• (3,0)
• (0,2)
• y=8

What is the axis of symmetry?

• x= 0 and x=4

• x = -2

• x = 0

• x= 2

Quadratic equations take the shape of a _______ when graphed.

• parabola

• straight line

• snaked line

• elliptical

Does this parabola have a minimum or maximum and what is its value?

• minimum: 2
• maximum: 2
• minimum: 5
• maximum: 5