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.

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

Skills you'll gain: Computer Vision, Dashboard, Dashboard Creation, IBM Cloud, Responsible AI, Artificial Intelligence, Data Ethics, Image Analysis, Cloud Computing, Software Testing, Data Presentation, Interactive Data Visualization, Data Manipulation, No-Code Development, AI Enablement, AI Integrations, AI literacy, Artificial Neural Networks, Cloud Applications, Usability
★ 4.7 (448) · Beginner · Professional Certificate · 3 - 6 Months

Erasmus University Rotterdam
Skills you'll gain: Microsoft Excel, Excel Formulas, Data Modeling, Verification And Validation, Financial Modeling, Business Modeling, Spreadsheet Software, Technical Documentation, Data Validation, Data Integrity, Data Management, Business Reporting, Data Visualization
★ 4.5 (37) · Intermediate · Course · 1 - 4 Weeks

Indian School of Business
Skills you'll gain: Loans, Financial Planning, General Finance, Wealth Management, Financial Management, Budget Management, Budgeting, Tax, Tax Planning, Investments, Tax Management, Financial Market, Investment Management, Income Tax, Equities, Risk Analysis
★ 4.5 (17) · Beginner · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Star Schema, Data Presentation, Data Modeling, Tableau Software, Interactive Data Visualization, Business Intelligence, Extract, Transform, Load, Dashboard, Dashboard Creation, Performance Tuning, Technical Analysis, Model Optimization, Database Design, Data Visualization Software, Data Warehousing, Plot (Graphics), Market Data, Statistical Visualization, Data Visualization, Trend Analysis
★ 4.6 (34) · Advanced · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Android Development, Software Testing, Mobile Development, Java, Development Testing, Unit Testing, Application Development, Integration Testing, Event-Driven Programming, User Interface (UI), Data Persistence
★ 4.4 (69) · Mixed · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Generative AI, Generative Model Architectures, Jupyter, AI Personalization, Model Training, Sampling (Statistics), Artificial Neural Networks, Algorithms
★ 4.6 (279) · Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Data Security, Data Migration, Data Governance, Extract, Transform, Load, Cloud Storage, Data Architecture, Data Management, Data Integration, Data Storage, Enterprise Architecture, Data Quality, Data Modeling, Incident Response, Security Controls, Information Privacy, Data Infrastructure, Computer Security Incident Management, Data Storage Technologies, Security Strategy, Database Architecture and Administration
★ 4.5 (85) · Advanced · Specialization · 1 - 3 Months

Skills you'll gain: API Testing, JSON, Test Automation, Test Script Development, Application Programming Interface (API), Restful API, Software Testing, Test Tools, Integration Testing, Functional Testing
★ 4.6 (309) · Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Software Testing, Software Technical Review, Software Quality Assurance, Verification And Validation, Human Factors
★ 4.3 (63) · Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: C (Programming Language), Embedded Systems, Embedded Software, Debugging, System Programming, Systems Architecture, Hardware Architecture, Microarchitecture, Data Structures, Peripheral Devices, Memory Management, Computational Logic
★ 4.1 (135) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Plotly, Interactive Data Visualization, Plot (Graphics), Data Visualization Software, Ggplot2, Exploratory Data Analysis, Data Analysis, Python Programming, Data Science, Machine Learning
★ 4.7 (269) · Intermediate · Guided Project · Less Than 2 Hours