Quadratic Equations Label

Select all equations that have two solutions.

Tags

CCSS.HSA-REI.B.4B

• The equation has no solutions.

• The equation has one solution: 5.

• The equation has two solutions: -2 and 0.

• The equation has infinitely many solutions.

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Mathematical Equivalence

ON

Tags

CCSS.HSA-REI.B.4B

Plot the parabola with a vertex of (-1, -2) and roots at (-6, 0) and (4,0)

Tags

CCSS.HSF-IF.C.7A

What is the quadratic formula used for?

• To find the solutions or roots of a quadratic equation.

• To find the sum of two numbers.

• To calculate the area of a triangle.

• To determine the slope of a line.

Answer explanation

The quadratic formula is used to find the solutions or roots of a quadratic equation.

Tags

CCSS.HSA-REI.B.4B

What are the solutions to the quadratic equation?

• x = -4

• x = 1

• x = -1

• x = 2

• x = 4

Label these parts of the Quadratic Formula

a

b

Discriminant

Plus or Minus

Tags

CCSS.HSA-REI.B.4B

Select the solutions to the equation

4x² + 11x + 7 = 0

• x = - 1.75

• x = 6

• x = - 1

• x = 1

Tags

CCSS.HSA-REI.B.4B

What are the solutions for this quadratic equation?

• -4 and 0

• 4 and 0

• -2 and 4

• -2 and -4