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.

Board Infinity
Skills you'll gain: ASP.NET, .NET Framework, Model View Controller, Web Applications, Middleware, Debugging, Application Deployment, Application Development, Development Environment, Software Testing, Microsoft Development Tools, Cross Platform Development, Software Architecture, Network Routing, Open Source Technology, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Postman API Platform, OAuth, Application Programming Interface (API), Performance Testing, Security Testing, Software Testing, Restful API, Scenario Testing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Engineering, Data Pipelines, Data Transformation, Extract, Transform, Load, Data Integration, Data Warehousing, Software Development Tools, Data Import/Export, Stored Procedure, SQL, Data Analysis, GitHub, Microsoft Visual Studio, Command-Line Interface
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Bash (Scripting Language), Network Monitoring, Exploit development, System Configuration, Digital Forensics, Virtualization
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Eclipse (Software), Software Testing, UI Components, Integrated Development Environments, Web Applications, Java, Functional Testing
Beginner · Guided Project · Less Than 2 Hours

University of California, Santa Cruz
Skills you'll gain: R Programming, Statistical Modeling, Bayesian Statistics, Statistical Software, Markov Model, Mathematical Modeling, Statistical Methods, Probability & Statistics, Unsupervised Learning, Machine Learning Methods, Probability Distribution, Classification Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Matplotlib, Data Visualization, Seaborn, Logistic Regression, NumPy, Data Analysis, Jupyter, Data Science, Machine Learning, Machine Learning Algorithms, Python Programming, Supervised Learning, Classification Algorithms, Algorithms
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Ledgers (Accounting), Tax Planning, Tax Management, Auditing, Tax Compliance, Income Tax, Financial Auditing, Financial Reporting, General Ledger, Accounting Records, Regulatory Compliance, Compliance Management, Financial Controls, Reconciliation
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Technical Documentation, Technical Communication, Technical Writing, Document Management, Code Review
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Google Cloud Platform, Data Pipelines, Real Time Data, Dataflow, Data Warehousing, Tensorflow, Model Deployment, Big Data, Data Governance, Data Migration, Data Lakes, Dashboard, Extract, Transform, Load, Apache Spark, Metadata Management, Data Management, Applied Machine Learning, Data Preprocessing, PySpark, Unstructured Data
Intermediate · Specialization · 3 - 6 Months
The University of Sydney
Skills you'll gain: Intercultural Competence, Cultural Sensitivity, Social Justice, Cultural Diversity, Diversity Awareness, Culture, Community Development, Public History, Storytelling, Art History, Anthropology, Land Management
Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: JUnit, Unit Testing, Maintainability, Software Design Patterns, Software Testing, Test Automation, Integration Testing, Test Driven Development (TDD), Testability, Software Engineering, System Testing, Android Development, Application Security, Software Architecture, Mobile Security, Application Design
Mixed · Course · 1 - 3 Months