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Grade 7 Math Worksheets
Printable “Quadratic Equations” worksheets:
Solve Quadratic Equation (use factoring)
Solve Word Problems using Quadratic Equations
Sketching Quadratic Graphs
Rewrite Expressions in Completed-Squared Form
Solve Quadratic Equation (use completing the square)
Solve Quadratic Equation (use quadratic formula)
Discriminant in the Quadratic Formula
Examples, solutions, videos, and worksheets to help Grade 7 and Grade 8 students learn how to solve quadratic equations using the quadratic formula.
There are three sets of solving equations using the quadratic formula.
These are the steps to solve a quadratic equation using the quadratic formula:
1. Write Down the Equation:
Start with the quadratic equation in the standard form
ax2 + bx + c = 0, where a, b, and c are constants.
2. Identify Coefficients:
Identify the values of a, b, and c from the quadratic equation.
3. Apply the Quadratic Formula:
Use the quadratic formula to calculate the solutions of the equation:
There are two possible solutions, one with the positive square root and one with the negative square root.
5. Calculate Solutions:
Substitute the values of a, b, and c into the formula and calculate the solutions for x.
Example:
The quadratic formula provides an accurate method to solve any quadratic equation, whether it has real or complex solutions.
Have a look at this video if you need to review how to solve quadratics equations by using the quadratic formula.
Click on the following worksheet to get a printable pdf document.
Scroll down the page for more Quadratic Formula Worksheets.
Printable
(Answers on the second page.)
Quadratic Formula Worksheet #1 (rational solutions)
Quadratic Formula Worksheet #2 (irrational solutions)
Quadratic Formula Worksheet #3 (complex solutions)
Online or Generated
Factor Binomials by Difference of Squares
Factor Perfect Square Trinomials
Factor Trinomials or Quadratic Equations
Factor Different Types of Trinomials 1
Factor Different Types of Trinomials 2
Solve Trinomials using Quadratic Formula
Find Discriminants of Quadratic Polynomials
Quadratic Formula
Solve Equations using Quadratic Formula
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