In Exercises 39, determine whether the mapping T is a linear transformation, and if so, find its kernel. T : M22 M23, where B is a fixed 2 3 matrix and T(A) = AB.

Funtulis- MATH 105 Review Section 1: Sets - 1/20/16 Set- a collection of any objects of our intuition; a well-defined collection of any objects (physical or abstract). Well-Defined- the set is not biased; one is able to determine what is in the set. Ex. {all great actresses} since “great” is a relative term, this set would be...