DefinePK hosts the largest index of Pakistani journals, research articles, news headlines, and videos. It also offers chapter-level book search.
2021-03-10 09:54:03
00:02:07
Urdu
Video content is provided via the
YouTube platform.
All rights and ownership belong to the original content creator.
Source channel:
Khan Academy
Keep going! Check out the next lesson and practice what you’re learning:
https://www.khanacademy.org/math/precalculus/x9e81a4f98389efdf:matrices/x9e81a4f98389efdf:matrices-as-transformations/e/transformation-matrices-1
In this worked example, Sal finds the area of the image of a rectangle after a transformation defined by a given matrix. This is done by finding the area of the pre-image and multiplying by the matrix's determinant.