Precalculus: Relations and Functions

Johns Hopkins University in Baltimore, founded in 1876, is a leading research university with a global reputation for excellence across medicine, public health, engineering, the arts and sciences. The university enrolls around 32,049 students, including approximately 5,233 international scholars, and offers an extensive portfolio of programs—about 238—across undergraduate, graduate and professional levels.

Johns Hopkins emphasizes research-led education, interdisciplinary collaboration and hands-on learning through labs, clinics and community partnerships. International students can access comprehensive support services for admissions, visas, academic advising and career development, and can participate in research opportunities, internships and global exchange programs that enhance professional prospects and real-world experience.

Baltimore’s urban setting provides access to vibrant cultural life, medical centers and industry partners, making it well suited for students interested in translational research and public service. The university’s strong alumni network, career services and industry links help graduates move into competitive roles worldwide, while campus resources support wellbeing, student activities and a diverse international community.

The Precalculus: Relations and Functions program is a Non-degree course at Johns Hopkins University, taught in English. It lasts several weeks and provides foundational material for using mathematics to model and understand the world.

The curriculum focuses on functions, their properties, and applications to data analysis. Students develop skills in mathematical modeling, data interpretation, and analysis. The course also covers real-life data, exercise sets, and regular assessments to motivate and reinforce learning.

Graduates can pursue careers as Data Analysts, Science Teachers, Research Assistants, Statistical Consultants, or Mathematicians. They can work in various industries, including education, research, or government, and for employers such as schools, universities, or research institutions.