2. Functions
Quadratic Functions — Quiz
Test your understanding of quadratic functions with 5 practice questions.
Practice Questions
Question 1
What is the vertex of the quadratic function $f(x)=x^2-4x+1$?
Question 2
Which statement best describes the axis of symmetry of the graph of $f(x)=(x+5)^2-7$?
Question 3
What is the $y$-intercept of $f(x)=2x^2+3x-5$?
Question 4
How many real solutions does the equation $x^2-6x+9=0$ have?
Question 5
Which quadratic function opens downward?