... There is also a facility to use a web browser (helpdesk or helpbrowser).3Here, you would type a=3, and then press RETURN, and then type b=4 ;and press RETURN again. The spaces are included purely ... output is suppressed). MATLAB can be used as a very powerful calculator and its operations fallinto two basic groups: unary and binary, the former operating on one quan-tity and the latter on two. ... *Inner matrix dimensions must agree.1.4 Vectors in MATLAB 15 An error message appears because both a and b are row vectors and thereforecannot be multiplied together. Suppose however that...