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, Davis
Skills you'll gain: Data Maintenance, Data Quality, Data Cleansing, Model Training, Computer Vision, Data Visualization, Data Preprocessing, Deep Learning, Image Analysis, Model Evaluation, Model Optimization, AI Workflows, Verification And Validation, Exploratory Data Analysis
★ 4.5 (6) · Intermediate · Course · 1 - 4 Weeks

Columbia University
Skills you'll gain: Post-Production, Adobe Premiere, Video Editing, Photo/Video Production and Technology, Videography, Visual Storytelling, Digital pedagogy, Video Production, Course Development, Case Studies, Cinematography, Media Production, Storytelling, Content Creation, AI literacy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Image Analysis, Model Optimization, Quality Assurance, Quality Assessment, Packaging and Labeling, Verification And Validation, Unsupervised Learning, Data Pipelines
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Cucumber (Software), Behavior-Driven Development, JSON, Gherkin (Scripting Language), Restful API, Application Programming Interface (API), Test Tools, Test Case, Test Planning, Software Testing, Test Engineering, Security Testing, Test Script Development, Code Coverage, Test Data, Test Automation, Apache Maven, Authentications, Development Environment
★ 4.8 (15) · Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Usability Testing, Usability, Surveys, Software Testing, Survey Creation, User Research, User Experience Design, Software Quality (SQA/SQC), Web Content Accessibility Guidelines
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Test Automation, Test Tools, Continuous Integration, CI/CD, AI Orchestration, AI Integrations, Software Quality Assurance, Maintainability, Quality Assurance, Automation, Verification And Validation, User Interface (UI), Natural Language Processing, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Pipelines, Dataflow, Extract, Transform, Load, Data Warehousing, Data Quality, Performance Tuning, Data Cleansing, Google Cloud Platform, Data Processing, Data Validation, Apache Spark, Scalability, Data Transformation, Cloud Services
★ 4.8 (16) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Data Pipelines, Databases, Extract, Transform, Load, Data Lakes, NoSQL, Data Processing, Data Architecture, Azure Synapse Analytics, Data Warehousing, Database Systems, Data Management, Microsoft Azure, Data Transformation, Database Management Systems, Data Integration, Data Governance, Data Storage Technologies, Analytics, Data Storage, Real Time Data
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Adobe Illustrator, Adobe Creative Cloud, Graphic Design, Graphic and Visual Design, Adobe Photoshop, Graphic and Visual Design Software, Graphics Software, User Interface (UI), Computer Graphic Techniques, Document Management, Design Elements And Principles, Typography, Web Content, Productivity Software, Scalability
Mixed · Course · 1 - 3 Months

Skills you'll gain: Azure Synapse Analytics, Data Migration, Microsoft Azure, Data Warehousing, SQL Server Integration Services (SSIS), Microsoft SQL Servers, Cloud Management, Cloud Security, Database Design, Star Schema, Performance Tuning, System Configuration, Transact-SQL, Data Modeling, Cloud Computing Architecture, Extract, Transform, Load, Data Security, Apache Spark, Data Integration, Data Pipelines
Intermediate · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Web Analytics, Google Analytics, Frontend Performance, Content Performance Analysis, Performance Metric, Usability, Content Optimization, Digital Marketing Tools, User Experience, Debugging, Verification And Validation
Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Performance Testing, Maintainability, Software Testing, Code Review, Software Technical Review, Security Testing, Performance Stress Testing, Software Quality Assurance, Application Security, Test Tools, Browser Compatibility
Advanced · Course · 1 - 4 Weeks