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.

University of California San Diego
Skills you'll gain: Digital pedagogy, Technical Communication, Distributed Computing, Digital Transformation, Cloud Computing, Computer Science, Hypertext Markup Language (HTML), Telecommuting, Cloud Storage, Data Access, Data Analysis, Data Science, Artificial Intelligence and Machine Learning (AI/ML), Amazon Web Services, SQL, Databases
Beginner · Course · 1 - 3 Months

Skills you'll gain: Datamaps, Interactive Data Visualization, Data Visualization, Data Visualization Software, Statistical Visualization, Data Storytelling, Plot (Graphics), Data Access, Correlation Analysis, Exploratory Data Analysis, Data Preprocessing, Data Science, Data Analysis, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Unit Testing, Test Driven Development (TDD), Test Case, Program Development, Test Script Development, Development Testing, Software Testing, Java Programming, Java, Software Engineering
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Angular, Bootstrap (Front-End Framework), JavaScript Frameworks, Authentications, Web Applications, Web Design and Development, Role-Based Access Control (RBAC), Responsive Web Design, UI Components, Code Reusability, User Interface (UI), Model View Controller, Data Validation, Software Testing, Data Management
Intermediate · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: C and C++, C++ (Programming Language), Object Oriented Programming (OOP), Memory Management, C (Programming Language), Algorithms, File I/O, Graph Theory, Data Structures, Secure Coding, Scaled Agile Framework
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Negotiation, Influencing, Rapport Building, Trustworthiness, Follow Through, Personal Attributes, Planning, Overcoming Obstacles
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Eclipse (Software), File I/O, Test Tools, File Management, Cascading Style Sheets (CSS), Extensible Markup Language (XML), Test Automation, Extensible Languages and XML, Computer Programming, Development Environment, Integrated Development Environments, Software Testing, Test Script Development, Test Case, Data Structures
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Musical Composition, Music Theory, Music, Media Production, Instrumental Music, Editing, Post-Production, Organizational Skills
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Open Source Technology, Package and Software Management, Linux, Shell Script, Ubuntu, Unix Shell, Linux Administration, Operating System Administration, Bash (Scripting Language), Linux Servers, Unix, Operating Systems, Command-Line Interface, Scripting, Linux Commands, Red Hat Enterprise Linux, File Systems, Network Administration, Software Installation, System Software
Build toward a degree
Intermediate · Course · 1 - 3 Months

Pearson
Skills you'll gain: Generative AI, Large Language Modeling, PyTorch (Machine Learning Library), Generative Model Architectures, Multimodal Prompts, Fine-tuning, Image Analysis, Model Evaluation, Autoencoders, Hugging Face, Embeddings, Computer Vision, Convolutional Neural Networks, Artificial Neural Networks, LLM Application, Natural Language Processing, Deep Learning, Prompt Engineering, Model Training, Image Quality
Intermediate · Specialization · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Structural Engineering, Construction Engineering, Construction, Engineering Management, Construction Management, Engineering Practices, Engineering Plans And Specifications, Hydraulics, Mechanics, General Construction and Construction Labor, Safety Standards, Engineering, Mechanical Design, Safety Training, Equipment Design, Engineering Calculations, Civil Engineering, Structural Analysis, Safety Assurance, Mechanical Engineering
Advanced · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Financial Analysis, Capital Expenditure, Business Strategy, Data-Driven Decision-Making, Financial Data, Capital Budgeting, Finance, Financial Modeling, Business Metrics, Business Valuation, Corporate Finance, Equities, Risk Analysis, Communication, Verification And Validation
Intermediate · Course · 1 - 4 Weeks