iit jee maths paper problem solution classes, Matrices

IIT JEE Master http://www.iitjeemaster.com/ is the provider of online coaching class for XI , XII and IIT JEE students. Our video lectures are in full HD form of 700 Hrs.IIT JEE master also provide free video of 60 Hrs demo lecture DVD www.iitjeemaster.com/free-iit-jee-video-lecture-dvd . Matrices of the same size can be added or subtracted element by element. But the rule for matrix multiplication is that two matrices can be multiplied only when the number of columns in the first equals the number of rows in the second. A major application of matrices is to represent linear transformations, that is, generalizations of linear functions such as f(x) = 4x.You can find us on youtube also https://www.youtube.com/user/iitjeemaster .call us at 08226060233,09977204422.