0 votes 0 votes Let A be a 4×3 real matrix with rank 2. Let B be transpose matrix of A. Which one of the following statement is TRUE? (a) Rank of BA is less than 2. (b) Rank of BA is equal to 2. (c) Rank of BA is greater than 2. (d) Rank of BA can be any number between 1 and 3. Mathematical Logic rank-of-matrix engineering-mathematics matrix + – bts asked Jun 21, 2018 bts 1.8k views answer comment Share Follow See all 0 reply Please log in or register to add a comment.
2 votes 2 votes A, B= $A^{T}$ By the property, Rank(A) = Rank($A^{T}$) = Rank(A$A^{T}$) = Rank($A^{T}$A) So option is B. Shubhgupta answered Jun 21, 2018 Shubhgupta comment Share Follow See all 0 reply Please log in or register to add a comment.