I need Step-by-Step solutions Typed of these exercises Before 12:00AM. Thanks

3. tlain Ihe nuppingthatprodmeathe Malformation ilusn'ated. 4. htain Ilae kernel of the given linear transformation. a; L : n' :. 1* dened by II Jrl = I, + .r, I] x -x,. It B} D:C1[-a=.u=}-+ (1-4:. mjdei'nod by DH} =1" 4r 5. [presentation problem} Prove that the kernel of a linear tramarmation 1. : U a V is a rubmaee ofU