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.

DeepLearning.AI
Skills you'll gain: Data Modeling, Data Transformation, Data Processing, Data Warehousing, Apache Hadoop, Extract, Transform, Load, Data Pipelines, Apache Spark, Feature Engineering, Data Manipulation, Star Schema, Applied Machine Learning, Real Time Data, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Canva (Software), Oral Expression, Public Speaking, Verbal Communication Skills, Communication, Multimedia
Intermediate · Guided Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: Threat Modeling, Open Web Application Security Project (OWASP), Secure Coding, Cryptography, Exploit development, Authentications, Encryption, Penetration Testing, Vulnerability Assessments, Data Security, Application Security, Security Controls, Vulnerability Management, Security Testing, Software Design, C and C++, Verification And Validation, Java, Programming Principles, Cybersecurity
Intermediate · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Generative AI Agents, Artificial Intelligence, LLM Application, Agentic systems, Business Process Automation, Automation, Tool Calling, Debugging, Prompt Engineering, Coordination, Prioritization
Beginner · Project · Less Than 2 Hours

University of Minnesota
Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Software Testing, Testability, Test Case, Behavior-Driven Development, Code Coverage, Acceptance Testing, Unit Testing, Functional Testing, Test Automation, JUnit, Requirements Analysis, Java Programming
Intermediate · Course · 1 - 4 Weeks
The Hong Kong University of Science and Technology
Skills you'll gain: Physics, Differential Equations, Linear Algebra, Calculus, Mathematical Modeling, Advanced Mathematics, Mechanics, Applied Mathematics
Mixed · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Model Based Systems Engineering, Systems Engineering, Systems Architecture, Functional Design, System Design and Implementation, Requirements Analysis, Requirements Elicitation, Verification And Validation
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Supervised Learning, Feature Engineering, Predictive Modeling, Data Processing, Data Manipulation, Predictive Analytics, Data Visualization, Interactive Data Visualization, Design Thinking, Applied Machine Learning, Web Scraping, Machine Learning Algorithms, Flask (Web Framework), Data Visualization Software, Scikit Learn (Machine Learning Library), Application Deployment, Data Validation, Verification And Validation, Machine Learning, Python Programming
Intermediate · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Apache Airflow, Data Pipelines, Data Integration, AWS Kinesis, Infrastructure as Code (IaC), Terraform, Extract, Transform, Load, Amazon CloudWatch, Data Quality, Amazon Web Services, CI/CD, Data Processing, Data Transformation, NoSQL
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Cyber Security Policies, Security Engineering, Cybersecurity, Security Awareness, Threat Modeling, Policy Analysis, Political Sciences, Vulnerability Assessments, Public Policies, Public Safety and National Security, Human Factors, Human Computer Interaction, Usability, Software Testing
Beginner · Course · 1 - 3 Months

New York Institute of Finance
Skills you'll gain: Supplier Management, Supply Chain Management, Customer Analysis, Stakeholder Analysis, Working Capital, Corporate Finance, Sales Prospecting, Financial Analysis, Cash Flows, Technology Solutions
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Clinical Data Management, Extract, Transform, Load, Data Modeling, Tidyverse (R Package), R Programming, Data Manipulation, Predictive Modeling, Database Design, Google Cloud Platform, Clinical Informatics, Intensive Care Unit, Data Ethics, Data Quality, Risk Modeling, Data Warehousing, Natural Language Processing, Predictive Analytics, Bioinformatics, Informatics, Text Mining
Intermediate · Specialization · 3 - 6 Months