Pre-calculus courses can help you learn functions, trigonometry, complex numbers, and polynomial equations. You can build skills in graphing functions, solving equations, and understanding limits, which are crucial for calculus and other advanced math topics. Many courses introduce tools like graphing calculators and software for visualizing functions, which enhance your ability to analyze mathematical concepts and apply them in various fields such as engineering, physics, and computer science.

EIT Digital
Skills you'll gain: Algorithms, Graph Theory, Theoretical Computer Science, Computational Thinking, Combinatorics, Operations Research, Linear Algebra, Mathematical Theory & Analysis
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Change Management, Leadership, Conflict Management, Patient Safety, Risk Analysis, Risk Management, Continuous Quality Improvement (CQI), Project Planning, Teamwork, Communication Strategies, Planning
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: User Research, Persona (User Experience), Internet Of Things, User Experience, Verification And Validation, Usability Testing, User Centered Design, Cloud Computing Architecture, API Design, User Interface (UI), Amazon Web Services, User Interface (UI) Design, Network Protocols, Human Computer Interaction, Embedded Systems, Prototyping, Embedded Software, User Interface and User Experience (UI/UX) Design, Usability, Software Development
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

EIT Digital
Skills you'll gain: Data Structures, Theoretical Computer Science, Data Storage Technologies, Algorithms, Graph Theory, File Systems, Data Access, Performance Tuning, Computer Hardware
Advanced · Course · 1 - 3 Months

Skills you'll gain: Data Security, Data Migration, Data Governance, Extract, Transform, Load, Cloud Storage, Data Management, Data Integration, Data Architecture, Enterprise Architecture, Data Storage, Data Modeling, Data Quality, Personally Identifiable Information, Incident Response, Security Controls, Information Privacy, Data Infrastructure, Data Warehousing, Threat Detection, Law, Regulation, and Compliance
Advanced · Specialization · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Decision Support Systems, Database Design, Relational Databases, Database Management, SQL, Descriptive Statistics, Statistics, Statistical Analysis, Business Intelligence, Microsoft Excel, Data Processing, Extract, Transform, Load, Business Analytics, Data Manipulation, Data Science
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Process Driven Development, Software Quality Assurance, Process Management, Software Development, Verification And Validation, Software Engineering, Software Development Life Cycle, Quality Assurance, Systems Engineering, Systems Development Life Cycle, Configuration Management, Requirements Analysis, Risk Management Framework, Quality Control
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Lean Manufacturing, Continuous Improvement Process, Operational Efficiency, Manufacturing Operations, Process Improvement, Emerging Technologies, Manufacturing Processes, Robotic Process Automation, Automation, Change Management
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Selenium (Software), Test Automation, Debugging, Scripting, Automation, Web Scraping, Software Testing, Web Development Tools, Test Case, Browser Compatibility, Test Data
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Microsoft Azure, Big Data, Data Processing, Analytics, Data Pipelines, Databricks, Apache Spark, Business Intelligence, Data Analysis, Data Integration, Data Warehousing, Extract, Transform, Load, Real Time Data, Data Transformation, Scheduling
Intermediate · Course · 1 - 3 Months

Ball State University
Skills you'll gain: Data Analysis, Programming Principles, Statistical Analysis, Computer Programming, Python Programming, Natural Language Processing, Scripting, NumPy, Algorithms, Debugging, Data Structures
Build toward a degree
Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Android Development, Android Studio, Software Testing, Mobile Development, Java, Development Testing, Unit Testing, Application Development, Application Design, Integration Testing, Software Design, User Interface (UI), Service Management
Mixed · Course · 1 - 4 Weeks