1.5.25 Systems of Algebraic Equations
Condition: solve the matrix equation \ (a x = b \), where \ (a = \ left (\ begin {array} {cc} 2 & 1 \\ 2 & -1 \ End {Array} \ Right), B = \ Left (\ Begin {Array} {CCC} 2 & 1 & 2 & 2 & 2 & 1 \ End {Array} \ Right) \).
Solving Systems of Algebraic Equations by the Methods of Gauss, Jordan-Gauss, Cramer and Using the Inverse Matrix. Homogeneous and non-Homogeneous Systems of Equations.