Important announcement

Dear visitor,

Please note that this OpenCourseWare platform will be replaced at the end of 2026 by a new platform (under the same url ocw.tudelft.nl).

Courses and their contents that are currently available the platform will partly be migrated. URL’s for this content will change and content might be unavailable for some time. In addition, some courses will not be available anymore.

If you are linking to specific courses on this platform (for instance for your students), please take timely measures to avoid problems with access. Possible actions are:

  • Download the materials to your local platform (laptop, server)
  • For educators only (including TU Delft lecturers): Contact us at ocw@tudelft.nl and inform us what course you are using in what context (institute, program, period of use, number of students). We will research (in collaboration with the authors of the course) and decide if we will migrate the course, and if yes, can supply you with a new url.

Thank you.

3.5 Summary and preview

Course week(s) Week 3
Course subject(s) 3. Equations (Part 1)

In this section you can watch a summary on everything you learned this week on equations involving polynomials, fractions and square roots. The university preview is on complex numbers, with which you can find solutions to the equation x2+1=0. 

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Subtitles (captions) in other languages than provided can be viewed at YouTube. Select your language in the CC-button of YouTube.

In this university preview you will learn about complex numbers and their rules of calculation. Complex numbers will be very useful if you want to solve differential equations (more about that in the university preview of lecture 5!)

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Subtitles (captions) in other languages than provided can be viewed at YouTube. Select your language in the CC-button of YouTube.

Creative Commons License
Pre-University Calculus by TU Delft OpenCourseWare is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Based on a work at https://ocw.tudelft.nl/courses/pre-university-calculus/.
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