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.

Illinois Tech
Skills you'll gain: Financial Statement Analysis, Financial Statements, Financial Analysis, Financial Acumen, Inventory Accounting, Generally Accepted Accounting Principles (GAAP), Income Statement, Financial Reporting, Cash Flows, Balance Sheet, Accounting, Financial Forecasting, Gross Profit, Working Capital, Accrual Accounting, Capital Expenditure, Trend Analysis
★ 3.3 (17) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Continuous Delivery, Test Driven Development (TDD), Unit Testing, Continuous Deployment, Continuous Integration, Test Script Development, Application Deployment, Program Development, CI/CD, Agile Methodology, Test Automation, Maintainability, Software Development, Mockups, Test Case, Development Testing, Agile Software Development, Software Testing, Debugging, Python Programming
★ 4 (83) · Intermediate · Specialization · 3 - 6 Months

University of California, Davis
Skills you'll gain: Secure Coding, Application Security, C and C++, Linux Administration, Verification And Validation, Code Review, Vulnerability Management, Linux, Security Controls, Vulnerability Assessments, Unix, User Accounts, Data Validation, File I/O, Cryptography, File Systems, C (Programming Language), System Programming, Identity and Access Management, Encryption
★ 4.6 (81) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PySpark, Apache Spark, Model Evaluation, MySQL, Data Pipelines, Scala Programming, Extract, Transform, Load, Logistic Regression, Customer Analysis, Apache Hadoop, Predictive Modeling, Applied Machine Learning, Data Processing, Data Persistence, Advanced Analytics, Big Data, Apache Maven, Data Access, Apache, Python Programming
★ 4.5 (95) · Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Embedded Systems, Embedded Software, System Programming, System Design and Implementation, Software Design, OS Process Management, Linux, Systems Analysis, Test Tools, Theoretical Computer Science, Verification And Validation, Algorithms
★ 4.3 (20) · Advanced · Course · 1 - 4 Weeks

Universidad Austral
Skills you'll gain: Natural Language Processing, Data Processing, Data Preprocessing, Text Mining, AI Orchestration, Pandas (Python Package), Analysis, AI Workflows, Big Data, Process Modeling, Unstructured Data, File Management, Classification Algorithms
★ 4.4 (27) · Beginner · Course · 1 - 3 Months

28DIGITAL
Skills you'll gain: File I/O, Data Structures, Theoretical Computer Science, Algorithms, Memory Management, Graph Theory, Data Access, Performance Tuning
★ 4.6 (60) · Advanced · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: User Research, User Experience Design, User Experience, User Interface and User Experience (UI/UX) Design, Usability, Verification And Validation, UI/UX Research, UI/UX Strategy, Persona (User Experience), Usability Testing, User Centered Design, User Interface (UI) Design, Embedded Systems, Unified Modeling Language
★ 4.1 (17) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Systems Development Life Cycle, Software Development Life Cycle, z/OS, COBOL (Programming Language), Unit Testing, Systems Analysis, Systems Development, Pseudocode, Program Development, Software Development Methodologies, Agile Methodology, Software Development, Software Design, Agile Software Development, Systems Architecture, Mainframe Computing, Test Planning, Scrum (Software Development), Mainframe Technologies, Software Testing
★ 4.2 (71) · Beginner · Course · 1 - 3 Months

Skills you'll gain: IT Service Management, Information Technology Infrastructure Library, Change Control, IT Management, Information Technology Architecture, Service Management, Security Management, Technical Services, Infrastructure Architecture, Enterprise Architecture, Risk Management Framework, IT Infrastructure, IT Security Architecture, Computing Platforms
★ 4.8 (166) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Django (Web Framework), Frontend Integration, React.js, API Testing, Authentications, Secure Coding, Performance Tuning, Scalability, JavaScript Frameworks, Test Tools, Unit Testing, Development Testing, Software Testing, Restful API, Javascript, Python Programming
★ 4.9 (29) · Advanced · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Model Evaluation, Model Deployment, Applied Machine Learning, Machine Learning, Machine Learning Methods, Supervised Learning, Regression Analysis, Decision Tree Learning, Machine Learning Algorithms, Model Training, Feature Engineering, Data Preprocessing, Unsupervised Learning, Predictive Modeling, Model Optimization, Logistic Regression, Anomaly Detection, Classification Algorithms
★ 4.5 (14) · Beginner · Course · 1 - 3 Months