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.

Coursera
Skills you'll gain: Legal Risk, Contract Management, Contract Review, Risk Mitigation, Procurement, Request For Quotation (RFQ), Vendor Contracts, Purchasing, Technical Communication, Decision Making, Verification And Validation, Verbal Communication Skills, Case Studies, Strategic Decision-Making
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: USB, Electronic Hardware, Hardware Design, Electronics, Electronic Systems, Electronics Engineering, Electrical Power, Electronic Components, Computer-Aided Design, Schematic Diagrams, Drafting and Engineering Design, Design, Design Specifications, Design Strategies, Verification And Validation, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Rust (Programming Language), Serverless Computing, Command-Line Interface, Maintainability, Amazon Web Services, Linux Commands, Unix Commands, Application Deployment, System Programming, Python Programming, Package and Software Management, Performance Tuning, Software Testing
★ 5 (16) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Systems Analysis, Communication Systems, Verification And Validation, Computational Logic, Systems Design, Process Modeling, Data Modeling, Software Design, Theoretical Computer Science, Network Protocols
★ 4.6 (13) · Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Test Automation, Performance Testing, Software Testing, API Testing, Test Script Development, Security Testing, Continuous Integration, Test Tools, AI Security, CI/CD, Performance Stress Testing, Regression Testing, AI Integrations, Scalability, Automation, Test Case, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Convolutional Neural Networks, Deep Learning, Generative AI, Transfer Learning, Image Analysis, Computer Vision, PyTorch (Machine Learning Library), Artificial Intelligence and Machine Learning (AI/ML), Artificial Neural Networks, Tensorflow, Applied Machine Learning, Machine Learning Methods, Classification Algorithms, Model Training, Model Optimization, Machine Learning, Data Processing, Linear Algebra
★ 4.4 (13) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Office, Project Management, Technical Communication, Communication
★ 4.8 (6) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Pipelines, Apache Hadoop, Extract, Transform, Load, Dataflow, Data Transformation, Apache Hive, Data-Driven Decision-Making, Big Data, Data Warehousing, Data Architecture, Apache Spark, Data Integration, Data Processing, Data Management, Data Analysis, Scalability, Solution Design
★ 4.7 (12) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Open Source Technology, Package and Software Management, Linux, Ubuntu, Operating System Administration, Linux Administration, Linux Commands, Operating Systems, Unix, Command-Line Interface, File Systems, Linux Servers, Unix Commands, Network Administration, Red Hat Enterprise Linux, Bash (Scripting Language), Application Deployment, Shell Script, IT Automation, Web Applications
★ 4.7 (10) · Intermediate · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Operating Room (OR), Perioperative Care, Patient Preparation, Patient Education And Counseling, Patient Discharges, Anesthesiology, Pre-Anesthetic Assessment, Post-Anesthesia Care Unit, Medical Surgical Nursing, Surgery, Rehabilitation, Discharge Planning, Patient Flow, Patient Evaluation, Patient Education and Support, Injury Prevention, Value-Based Care, General Surgery, Clinical Nutrition, Care Management
★ 5 (35) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Security Testing, Continuous Monitoring, Cyber Security Assessment, Penetration Testing, Vulnerability Assessments, Intrusion Detection and Prevention, Vulnerability Scanning, Software Testing, Security Controls, System Monitoring, White-Box Testing, Threat Detection, IT General Controls (ITGC)
★ 4.9 (7) · Advanced · Course · 1 - 4 Weeks

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