An abrupt reversal in the direction of voltage and current is termed ________. A: reflection B: SWR C: VSWR D: match

判断矩阵[tex=7.786x2.786]sSXBpxJWudVpH1R35o4LnHoLcu2hKbc2JaI6/SWr/W1mlsBGyGXzoHOwpe3H4dD1eRNITcebN2OrUX0XoeRMyA==[/tex]是否对角化? 若对角化，试求出可逆矩阵 [tex=0.929x1.214]4M4JO+cg8PL6vWL6afoCdg==[/tex] 使[tex=3.143x1.214]W4jiGACeVytyGqwMmeXGeQ==[/tex] 为对角阵。