Permutations and Combinations: Foundational Principles — PickAClass
⏱ 2h 36m 📚 26 lessons 🎧 Audio version

Permutations and Combinations: Foundational Principles

Build a strong understanding of fundamental counting principles to confidently tackle problems involving arrangements and selections.

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About this course

Do you struggle with counting possibilities or understanding how many ways events can occur? Mastering permutations and combinations is key to unlocking a wide array of problem-solving skills. This course provides a comprehensive, text-based foundation in combinatorics, enabling you to systematically approach and solve problems that require counting, ordering, and selecting elements. You'll progress from basic definitions to advanced problem-solving techniques, developing a robust understanding of these essential mathematical concepts. The course begins with essential terminology and basic concepts, gradually progressing through different types of permutations and combinations, followed by practical problem-solving strategies. This course is designed for absolute beginners with no prior knowledge of permutations or combinations. No prerequisites are required, just a willingness to learn. Begin your journey to mastering combinatorial thinking today. What you'll learn: Learn the core definitions and notation of permutations and combinations. Understand the fundamental principles of counting, including addition and multiplication rules. Apply various techniques to solve problems involving arrangements with and without repetition. Master methods for selecting items, distinguishing between combinations with and without replacement. Practice solving diverse combinatorial problems through structured exercises. Grasp the foundational connection between combinatorics and basic probability calculations. Develop a systematic approach to breaking down and solving complex counting scenarios.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
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  • 🎧 Audio version included
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  • ♾️ Lifetime access
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  • 📱 Phone or computer
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  • 💸 14-day refund
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  • Short & focused
    2h 36m 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
Permutations and Combinations: Foundational Principles
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
Permutations and Combinations: Foundational Principles
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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