Question

( left.P=left(begin{array}{ccc}1 & 2 & -3 3 & -2 & 2 -2 & 1 & 3end{array}right), Q=mid begin{array}{ccc}2 & 3 & 1 3 & 1 & 2 1 & 2 & 3end{array}right] )

# 3. [ 1 2 -37 12 3 17 If P= 3 -1 2 ,Q=3 1 2 , then find the matrix R such that P + Q + R is a zero L-213) (1 2 3] matrix.

Solution