Find the Roots of Quadratic Functions

Solve using the quadratic formula

• A 

• B 

• C 

• D 

The solutions of a quadratic equation are known as the _____.

• Vertices

• Roots

• Squares

• Formulas

What are the
x-intercepts of the function
f(x)= (x - 2)(x + 3)?

• x = - 2 or x = 3

• x = 2 or x = -3

• The are no real roots

• x = 2 or x = 3

The solutions of a quadratic equation are known as the _____.

• Vertices

• Roots

• Squares

• Formulas

What are the roots of this function?

The graph of a quadratic function is shown.

What are the roots of the function?

(Select TWO correct answers)

What are the solutions to the quadratic function given? Select TWO answers

• A
• B
• C
• D

Given this graph is the function of y=x^2-2x-8 , what is the solution to x^2=2x+8 ?

• (1, 9)
  

• x = {-2, 4}
  

• (0, 8)
  

• x = {5, 2}
  

The quadratic function y = x^2 - 2x - 3 is graphed on the grid. How many solutions does the quadratic have? ​ (a)   What are the solutions of this quadratic function? (b)  

• two

• {-1, 3 }

• one

• zero

• {1, -4}

• {0, -3}