The linear Programming mind map can help you grasp the many concepts of the chapter easily. You can also create your own mind maps, but for now, check out the CBSE Class 12 Maths Chapter 12 Linear ...

Journal for Research in Mathematics Education, Vol. 30, No. 4 (Jul., 1999), pp. 362-389 (28 pages) Prototypes are used as references to cope with new examples in concept learning. Prototypes can, ...