2. Functions

Solving Equations Graphically — Quiz

Test your understanding of solving equations graphically with 5 practice questions.

Practice Questions

Question 1

What does it mean to solve an equation graphically?

Question 2

The graphs of $y=x^2$ and $y=4$ intersect at two points. What are the solutions to $x^2=4$?

Question 3

A graph of $y=f(x)$ crosses the $x$-axis at $x=3$. What does this tell us about $f(3)$?

Question 4

Which pair of graphs would you compare to solve $x^2+1=x+5$ graphically?

Question 5

If two graphs do not intersect, what does that mean for the equation formed by setting them equal?