0 votes 0 votes Let matrix p=$\begin{bmatrix} 4 &1 \\ 1& 4 \end{bmatrix}$ if [P4] is $\begin{bmatrix} a &b \\ c&d \end{bmatrix}$then b is _________. ? Answer given is:56 reena_kandari asked Jan 20, 2017 reena_kandari 279 views answer comment Share Follow See all 3 Comments See all 3 3 Comments reply Sushant Gokhale commented Jan 20, 2017 reply Follow Share Getting 3616 0 votes 0 votes santhoshdevulapally commented Jan 20, 2017 reply Follow Share using matrix multiplication or cayley procedure both are giving same result. i am getting 272. 2 votes 2 votes reena_kandari commented Feb 5, 2017 reply Follow Share answer is incorrect i think,I am also getting 272 0 votes 0 votes Please log in or register to add a comment.