Solving Quadratic Equations: Roots, Graphs, and Applications — PickAClass
⏱ 2h 48m 📚 28 lessons 🎧 Audio version

Solving Quadratic Equations: Roots, Graphs, and Applications

Learn how to identify, solve, and graph quadratic equations using factoring, the quadratic formula, and completing the square, enabling confident application in algebra and calculus.

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About this course

Quadratic equations are a cornerstone of algebra, essential for success in higher mathematics and many scientific fields. This course provides a comprehensive, text-based foundation in quadratic equations. By the end, you will be able to confidently determine the nature of roots, solve complex equations using multiple methods, and understand the relationship between the equation and its parabolic graph. What you'll learn: * Understand the standard form of a quadratic equation and the significance of the discriminant. * Practice solving equations efficiently using factoring, completing the square, and the quadratic formula. * Analyze the relationship between the roots of an equation and the corresponding parabolic graph. * Apply Vieta's formulas to relate the coefficients of the polynomial to the sums and products of the roots. * Learn to formulate and solve real-world problems that can be modeled using quadratic relationships. The course begins with core definitions and terminology before moving into step-by-step methods for solving various types of equations. You will read detailed explanations and practice concepts through numerous written examples. This course is designed for absolute beginners in advanced algebra, math students, or anyone needing a solid review of foundational mathematical concepts. No prior knowledge of quadratic equations is required. Start building your mathematical confidence today.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • 🎧 Audio version included
    Learn on the go — no screen needed
  • ♾️ Lifetime access
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  • 📱 Phone or computer
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  • 💸 14-day refund
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  • Short & focused
    2h 48m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Solving Quadratic Equations: Roots, Graphs, and Applications
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
Advanced
1.9 hrs
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PickAClass — Name Surname
Solving Quadratic Equations: Roots, Graphs, and Applications
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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Frequently asked

What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 14 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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