Consider the following system of linear equations \( a_1x + b_1y = c_1 \) and \( a_2x + b_2y = c_2 \) . a) Express the system of linear equations in…
Class 12 Business Mathematics · 2083 · Solved Question with Answer
Consider the following system of linear equations \( a_1x + b_1y = c_1 \) and\( a_2x + b_2y = c_2 \).
a) Express the system of linear equations in the matrix form AX = B.
b) Write the determinant of matrix A.
c) When does the system have a unique solution?
d) Write the matrix of cofactors.
e) Write \( A^{-1} \)in terms of \( |A| \) and adjoint (A).