Complex Numbers Fundamentals — PickAClass
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⏱ 3h 📚 30 lessons 🎧 Audio version

Complex Numbers Fundamentals

Understand the core concepts of complex numbers and their algebraic properties for foundational mathematical understanding.

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About this course

Are you looking to grasp the essential principles of complex numbers? This course provides a clear, text-based introduction to one of mathematics' fundamental concepts. You will gain a solid understanding of complex numbers, moving from basic definitions to practical applications in algebra and equation solving. This knowledge is crucial for further studies in mathematics, science, and engineering. What you'll learn: - Understand the definition of complex numbers, including real and imaginary parts. - Practice algebraic operations with complex numbers: addition, subtraction, multiplication, and division. - Explore the concepts of conjugate and modulus of a complex number. - Learn to find the multiplicative inverse of complex numbers. - Grasp the polar form representation of complex numbers. - Apply complex numbers to solve quadratic equations. - Understand how to calculate the square root of a complex number. This course begins with foundational definitions and gradually builds towards more complex operations and applications, ensuring a thorough understanding of the subject matter. This course is designed for beginners with no prior knowledge of complex numbers. No prerequisites are required. Begin your journey into the world of complex numbers 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
    Come back anytime, no expiry
  • 📱 Phone or computer
    Works anywhere, any device
  • 💸 14-day refund
    No questions asked
  • ⚡ Short & focused
    3h 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
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Name Surname
has successfully demonstrated mastery of
Complex Numbers Fundamentals
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1.2 hrs
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Decision-architecture frameworks
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1.4 hrs
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A/B test design
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Complex Numbers Fundamentals
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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
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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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