Log in
Sign up for FREE
arrow_back
Library

3/17 WARM UP

star
star
star
star
star
Last updated over 4 years ago
2 questions

The roots of a quadratic equation are the x-intercepts of the graph. They are also called solutions or zeros.


A quadratic equation has two roots if its graph has two x-intercepts
A quadratic equation has one root it its graph has one x-intercept
A quadratic equation has no real solutions if its graph has no x-intercepts.

1
1
Question 1
1.

Graph the equation: y = x2− 6x + 8.

Identify and label the axis of symmetry, roots, vertex, and y-intercept.

Question 2
2.

The graph of the function f(x) = ax2 + bx + c is given below.

Identify the solution(s).

(answer format: #and#)