129,541 views
0 votes
0 votes
Construct a 3×3 matrix aij=3j-2i​ Hellpppp ASAP

User Jonathan LeBlanc
by
2.5k points

1 Answer

12 votes
12 votes


a_(ij)=3j-2i is the formula for (i, j )-th entry (row i, column j ) of the matrix. So the matrix would be


\begin{bmatrix}3*1-2*1&3*2-2*1&3*3-2*1\\3*1-2*2&3*2-2*2&3*3-2*2\\3*1-2*3&3*2-2*3&3*3-2*3\end{bmatrix} = \begin{bmatrix}1&4&7\\-1&2&5\\-3&0&3\end{bmatrix}

User Naftis
by
3.2k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.