Let 7:r-r be the lincar transformation defined by t(x, y.2) =(x+y, y+ z, z+x) for all , , )er. then (a) rank(t)-0, nullity(7)=3 (b) rank(t)-2, nullity(7) =1 (c)

Let 7:R-R be the lincar transformation defined by T(x, y.2) =(x+y, y+ z, z+x) for all , , )eR. Then (A) rank(T)-0, nullity(7)=3 (B) rank(T)-2, nullity(7) =1 (C) rank(T)= 1, nullity(T)=2 (D) rank(T)= 3, nullity(7)=0