Quadratic Formula - Worksheet 2 - 9th Grade
EasyApply the quadratic formula to solve quadratic equations (Easy)
18 problems · 20-25 minutes · Skills: quadratics, quadratic formula, algebra
About This Worksheet
This easy-level worksheet contains 18 problems designed for 9th Grade students practicing quadratic formula. Easy worksheets use simpler numbers and straightforward problem types to build confidence and reinforce foundational skills.
The quadratic formula guarantees a solution to every quadratic equation — a remarkable mathematical achievement. It connects algebra, arithmetic of radicals, and the discriminant into one powerful tool. Fluency with it is expected in every subsequent math and science course.
- Apply x = (−b ± √(b²−4ac)) / 2a to find solutions of any quadratic
- Identify values of a, b, and c from standard form before substituting
- Simplify radical expressions in the solution
- Choose the most efficient method among factoring, completing the square, and the quadratic formula
- Interpret both solutions of the quadratic formula in the context of a problem
How to Solve: Worked Example
- Read the problem carefully.
- Identify what is being asked.
- Use what you know to find the answer.
- Check your work.
Answer Key
Frequently Asked Questions
How do I download this quadratic formula - worksheet 2 worksheet?
Click the "Download PDF / Print" button at the top of the worksheet. You can save it as a PDF or print it directly. The answer key will be on a separate page.
How do I find worksheets at different difficulty levels?
Each subtopic has 10 worksheets: Worksheets 1-3 are Easy, 4-7 are Medium, and 8-10 are Hard. Start with Easy worksheets to build confidence, then progress to harder ones.
What skills does this quadratic functions worksheet cover?
This worksheet focuses on quadratics, quadratic formula, algebra. It is designed for 9th Grade students and provides structured practice through varied problem types with a worked example to guide students before they begin.
Can I use this worksheet in my classroom?
Yes. All worksheets on K12Worksheets are free for classroom use. You can print copies for your entire class. With 10 worksheets per subtopic at three difficulty levels, you have plenty of options for differentiated instruction and individualized practice.
How many problems are on this worksheet?
This worksheet contains 18 problems. It typically takes 20-25 minutes to complete. An answer key with all solutions is included so parents and teachers can check work quickly.