How Do You Solve a Quadratic Equation with Two Solutions by Graphing?

How Do You Solve a Quadratic Equation with Two Solutions by Graphing?

Note:

One of the many ways you can solve a quadratic equation is by graphing it and seeing where it crosses the x-axis. Follow along as this tutorial shows you how to graph a quadratic equation to find the solution. Check it out!

Keywords:

  • problem
  • skill
  • solve by graphing
  • graph
  • quadratic function
  • zeros
  • equation
  • parabola
  • axis of symmetry

Background Tutorials

  • Create equations in two or more variables to represent relationships between quantities; graph equations on coordinate axes with labels and scales.

      • How Do You Find the Axis of Symmetry for a Quadratic Function?How Do You Find the Axis of Symmetry for a Quadratic Function?

      How Do You Find the Axis of Symmetry for a Quadratic Function?

      The axis of symmetry is the vertical line that goes through the vertex of a quadratic equation. There's even a formula to help find it! In this tutorial, you'll see how to find the axis of symmetry for a given quadratic equation.

      • How Do You Find the Vertex of a Quadratic Function?How Do You Find the Vertex of a Quadratic Function?

      How Do You Find the Vertex of a Quadratic Function?

      The vertex of a quadratic equation is the minimum or maximum point of the equation. Did you know that you can use the formula for the axis of symmetry to help find the vertex of a quadratic equation? Watch this tutorial and see how it's done!

  • Graph linear and quadratic functions and show intercepts, maxima, and minima.

Further Exploration

  • Factor a quadratic expression to reveal the zeros of the function it defines.

      • How Do You Solve a Quadratic Equation by Factoring?How Do You Solve a Quadratic Equation by Factoring?

      How Do You Solve a Quadratic Equation by Factoring?

      One of the many ways you can solve a quadratic equation is by factoring it. In this tutorial, you'll see how to factor a quadratic equation using the guess and check method of factoring. Then, use the zero product property to find the solution!