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.

Universidad Nacional Autónoma de México
Skills you'll gain: Extract, Transform, Load, Pandas (Python Package), NumPy, Exploratory Data Analysis, Time Series Analysis and Forecasting, Data Visualization Software, Package and Software Management, Graphing, Data Analysis, Jupyter, Data Import/Export, Python Programming, Data Manipulation
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Test Driven Development (TDD), Unit Testing, Development Testing, Software Testing, Testability, Java, Test Case, Program Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Data Centers, DevSecOps, Endpoint Detection and Response, Security Management, Infrastructure Security, Microsoft Servers, Threat Detection, Information Systems Security, Security Information and Event Management (SIEM), Windows Servers, System Monitoring, Payment Card Industry (PCI) Data Security Standards, Configuration Management, Virtual Machines, Disaster Recovery
Beginner · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Eclipse (Software), File Management, Cascading Style Sheets (CSS), Extensible Markup Language (XML), Test Automation, Computer Programming, Development Environment, Integrated Development Environments, Software Testing, Web Scraping, Apache, Test Case, Javascript and jQuery, Browser Compatibility, Data Structures
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Responsible AI, Social Network Analysis, Data Ethics, Behavioral Economics, Analytics, Game Design, Social Sciences, Sociology, Artificial Intelligence, Systems Thinking, Research, Human Computer Interaction, Psychology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Project Implementation, E-Commerce, System Implementation, Case Studies, Business-To-Consumer, Solution Architecture, Order Management, User Requirements Documents, Technical Documentation, Project Management, Customer experience strategy (CX), Quality Assurance, Project Planning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Automation, Microsoft Power Automate/Flow, Workflow Management, Business Process Automation, Automation, Process Improvement, Test Execution Engine, Microsoft 365
Beginner · Guided Project · Less Than 2 Hours

L&T EduTech
Skills you'll gain: Civil Engineering, Construction, Construction Management, Maintenance, Repair, and Facility Services, Construction Estimating, Facility Management, Architecture and Construction, Environmental Engineering, Sustainable Development, Environmental Regulations, Sustainability Standards, Stormwater Management, Environmental Science
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Driven Development (TDD), Debugging, Software Testing, Performance Testing, Unit Testing, Test Automation, Regression Testing, Testability, Integration Testing, .NET Framework, Application Performance Management, C# (Programming Language)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Angular, Bootstrap (Front-End Framework), JavaScript Frameworks, Authentications, Web Applications, Authorization (Computing), Javascript and jQuery, Security Controls, Web Design and Development, Role-Based Access Control (RBAC), HTML and CSS, TypeScript, Web Development Tools, Responsive Web Design, UI Components, User Interface (UI), Model View Controller, Data Validation, Software Testing, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Target Market, Market Opportunities, Entrepreneurship, Value Propositions, Performance Measurement, Risk Analysis, Business Modeling, Feasibility Studies, Business Strategy, Product Development, Verification And Validation, Product Management, Case Studies, Innovation, FinTech, Leadership
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Restful API, API Design, Spring Boot, Authentications, Test Automation, JSON, Application Deployment, Spring Framework, Application Programming Interface (API), Object-Relational Mapping, JUnit, Test Case, Software Quality Assurance, Software Testing, Business Logic, Back-End Web Development, Data Modeling, Software Architecture, Java Programming, Java
Beginner · Specialization · 1 - 3 Months