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: Data Warehousing, Extract, Transform, Load, Business Intelligence, Data Modeling, Database Design, Data Management, Data Integration, Performance Tuning, Databases, Data Transformation, Query Languages, Performance Improvement
★ 4.1 (18) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JavaScript Frameworks, Test Automation, API Testing, Test Tools, Ajax, Software Testing, Scenario Testing, Restful API
★ 4.3 (10) · Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Plotly, Plot (Graphics), Data Visualization, Scientific Visualization, Datamaps, Interactive Data Visualization, Data Visualization Software, Scatter Plots, Python Programming, Exploratory Data Analysis, Data Import/Export, Data Analysis, Medical Science and Research, Analysis
★ 4.2 (13) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: SolidWorks (CAD), 3D Modeling, Assembly Drawing, Engineering Design Process, Mechanical Design, Drafting and Engineering Design, Design Software, Computer-Aided Design, Mechanical Engineering, Torque (Physics), Verification And Validation, Functional Testing
★ 5 (6) · Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Large Language Modeling, Model Evaluation, Model Training, Hugging Face, Data Preprocessing, Fine-tuning, Model Optimization, Transfer Learning, Generative AI
★ 4.6 (18) · Beginner · Project · Less Than 2 Hours

University at Buffalo
Skills you'll gain: Semiconductors, Electronic Components, Electronics, Virtual Reality, Manufacturing Processes, Laboratory Equipment, Materials science, Electrical Engineering, Laboratory Procedures, Engineering, Mechanical Engineering, Safety Standards, Goal Setting, Emerging Technologies, Problem Solving, Self-Starter, Higher Education, Time Management, Critical Thinking
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Construction, Construction Engineering, Structural Engineering, Civil Engineering, Engineering Design Process, Engineering Analysis
★ 4.9 (15) · Advanced · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Angular, Application Deployment, JavaScript Frameworks, Software Testing, Test Tools, Web Development Tools, Unit Testing, Application Performance Management, CI/CD, Continuous Integration, Web Applications, TypeScript, Ajax, Application Lifecycle Management, Secure Coding, Web Development, Code Coverage, Software Architecture, Command-Line Interface, Version Control
★ 4.2 (17) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Data Lakes, Data Pipelines, Data Integration, Apache Airflow, Performance Tuning, Data Security, Data Architecture, Data Transformation, Apache Spark, Disaster Recovery, Data Warehousing, Cloud Infrastructure, SQL, Infrastructure as Code (IaC), Database Architecture and Administration, PySpark, Terraform, Extract, Transform, Load, Cloud Computing, Data Governance
Intermediate · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: JUnit, File I/O, Unit Testing, Java Programming, Debugging, Java, Maintainability, Software Development, Secure Coding, Software Testing, Authentications, Data Import/Export, Cryptography, Eclipse (Software), Integrated Development Environments, Encryption, Data Structures
★ 4.9 (12) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Expense Reports, Payroll Tax, Expense Management, Payroll Processing, Accounting Software, QuickBooks (Accounting Software), Data Entry, Payroll Administration, Accounts Payable, Payment Processing and Collection, Ledgers (Accounting), Accounting Records, Invoicing, Tax Compliance, Audit Working Papers, Document Management, Vendor Relationship Management, Verification And Validation, Workflow Management, Compliance Management
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Dataflow, Real Time Data, Data Pipelines, Apache Kafka, Big Data, Data Architecture, Data Processing, Extract, Transform, Load, Software Design Patterns, Query Languages, Data Storage, Artificial Intelligence and Machine Learning (AI/ML)
★ 4.8 (18) · Intermediate · Course · 1 - 4 Weeks