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: React Native, User Interface and User Experience (UI/UX) Design, Mobile Development, UI/UX Strategy, Secure Coding, Development Testing, Unit Testing, Security Controls, Software Testing, Authentications, Data Security, Debugging, iOS Development, Mobile Security, Interaction Design, Frontend Performance, Mobile Development Tools, Android Development, Animations, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selling Techniques, Sales Strategy, Sales, Overcoming Objections, Closing (Sales), Sales Process, Customer Engagement, General Sales Practices, Solution Selling, Consultative Approaches, Customer Analysis, Data-Driven Decision-Making, Customer Relationship Building, Value Propositions, Competitive Analysis, Price Negotiation, Rapport Building
★ 4.8 (13) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Debugging, Unit Testing, File I/O, Test Case, Integrated Development Environments, Software Testing, Data Import/Export, Program Development, Development Environment, Technical Communication, Python Programming, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Coordination, Professional Networking, Professional Development, Oral Expression, Labor Compliance, Branding, Value Propositions
Beginner · Course · 1 - 4 Weeks

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

Skills you'll gain: Sprint Retrospectives, Agile Project Management, Emotional Intelligence, Team Management, Agile Product Development, Team Performance Management, Agile Methodology, Agile Software Development, Team Leadership, Initiative and Leadership, Employee Coaching, Team Building, Sprint Planning, Project Estimation, Continuous Improvement Process, Project Planning, CI/CD, Estimation, Project Risk Management, Risk Management
★ 4.9 (8) · Advanced · Course · 1 - 4 Weeks

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

Fudan University
Skills you'll gain: Storytelling, Video Editing, Video Production, Photo/Video Production and Technology, Post-Production, Storyboarding, Videography, Writing, Editing, Cinematography, Visual Storytelling, Writing and Editing, Media Production, Content Creation, Creativity
Mixed · Course · 1 - 3 Months

Skills you'll gain: API Testing, Restful API, Application Programming Interface (API), Test Script Development, JSON, Data Validation, Test Automation, Test Case, Development Environment, Verification And Validation
★ 5 (11) · Mixed · Course · 1 - 4 Weeks
Coursera
Skills you'll gain: electromagnetics, Electrical Engineering, Hardware Design, Electronics Engineering, Electronics, Verification And Validation, Communication Systems, Wireless Networks, Telecommunications, Engineering Design Process, Simulation and Simulation Software, Simulations, Workflow Management, Radiation Protection, Network Troubleshooting, Business Workflow Analysis
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

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Java Programming, Java, Software Testing, Javascript, Eclipse (Software), Apache Maven, Development Environment, Object Oriented Programming (OOP), Cascading Style Sheets (CSS), Software Installation, System Configuration
Intermediate · Course · 3 - 6 Months