Book
Advanced Engineering Mathematics
Author
Erwin Kreyszig
Edition
8th Edition
A = matrix([[3,1,-1],[2,2,-3],[-1,1,-2]]) print A B = vector([3,1,-2]) x= A.solve_right(B) print x A * x x, y, z = var('x, y, z') solve([3*x + y - z == 3 2*x + 2*y - 3*z == 1 -x + y - 2*z == -2], x, y, z)
Solution by:
<Shambulingayya.n.d>, <R.A>, <IITB>