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.

Coursera
Skills you'll gain: Management Reporting, Issue Tracking, Business Reporting, Report Writing, Accountability, Document Management, Consolidation, Content Management Systems, Verification And Validation, Content Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Test Script Development, Software Testing, System Testing, Database Design, Requirements Analysis, Test Tools, Test Execution Engine, Test Case, Automation, Test Data, System Design and Implementation, Functional Requirement, Databases, Role-Based Access Control (RBAC)
Beginner · Course · 1 - 4 Weeks

Xi'an Jiaotong University
Skills you'll gain: User Interface (UI), System Testing, Database Design, User Interface (UI) Design, Database Development, .NET Framework, Software Testing, Databases, Functional Requirement, Systems Development, ASP.NET, Program Development, System Design and Implementation, Database Management, C# (Programming Language), Web Applications, System Implementation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Flask (Web Framework), Restful API, Software Testing, Web Services, Verification And Validation, Databases, API Design, Software Quality (SQA/SQC), Secure Coding, JSON, Application Programming Interface (API), MongoDB, Relational Databases, Web Applications, Application Frameworks, NoSQL, Back-End Web Development, Python Programming, Responsive Web Design, Maintainability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Requirements Analysis, Stakeholder Engagement, Project Scoping, Scope Management, Stakeholder Management, Requirements Elicitation, Work Breakdown Structure, Stakeholder Communications, Requirements Management, Communication Planning, Stakeholder Analysis, Change Control, Project Management, Acceptance Testing, Verification And Validation, Planning, Analysis, Change Management, Communication
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: IT Security Architecture, Systems Development Life Cycle, Security Architecture Review, Security Controls, Software Testing, Security Management, Software Development, Continuous Monitoring, Configuration Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Robotic Process Automation, Social Media Management, Social Media, Social Media Analytics, Business Process Automation, Microsoft Excel, Automation, Market Analysis, Solution Design, Secure Coding, Process Design, Image Analysis, Brand Management, Data Import/Export, UI Components, Web Scraping, Data Validation, Verification And Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MLOps (Machine Learning Operations), Data Validation, Model Deployment, Test Driven Development (TDD), Apache Airflow, Data Pipelines, Containerization, Extract, Transform, Load, Kubernetes, Data Infrastructure, Model Training, Data Collection, Model Optimization, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Software, Artificial Intelligence, Artificial Neural Networks, Machine Learning Algorithms, Natural Language Processing, Algorithms
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Recurrent Neural Networks (RNNs), Transfer Learning, Model Optimization, Convolutional Neural Networks, Deep Learning, Keras (Neural Network Library), Fine-tuning, Tensorflow, Artificial Neural Networks, Artificial Intelligence and Machine Learning (AI/ML), PyTorch (Machine Learning Library), Image Analysis, Model Training, Machine Learning Methods, Applied Machine Learning, Natural Language Processing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Airflow, Data Pipelines, Scalability, Feature Engineering, Extract, Transform, Load, Workflow Management, AI Workflows, AI Orchestration, Data Infrastructure, Data Integration, Database Design, Data Modeling, Data Architecture, Data Quality, Data Processing, Data Storage
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Design, .NET Framework, C# (Programming Language), Program Development, Data Validation, Database Development, System Testing, Microsoft SQL Servers, Relational Databases, Software Development, Software Testing, Database Application, Application Development, Event-Driven Programming, Application Design, User Interface (UI), SQL, Debugging, Data Integrity, User Interface (UI) Design
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Adobe Illustrator, Adobe Creative Cloud, Graphic and Visual Design, Graphic Design, Creative Design, Graphic and Visual Design Software, Graphics Software, Graphical Tools, Color Matching, Color Theory, Requirements Analysis, Typography, Computer Graphic Techniques, Document Management, 3D Modeling, User Interface (UI), Productivity Software
Mixed · Course · 1 - 3 Months