TEST BANK FOR Advanced Engineering Mathematics with Mathematica By Edward B. Magrab

Exam (elaborations) TEST BANK FOR Advanced Engineering Mathematics with Mathematica By Edward B. Magrab (Solution manual) Solutions to Exercises in Chapter 1 Section 1.2 1.1 A matrix is an orthogonal matrix if Is the following matrix an orthogonal matrix? Solution: x={{-1.,-1},{1,-1},{-1,1},{1,1}}/2; Transpose[x].x//MatrixForm yields Therefore, X is an orthogonal matrix. 1.2 If does (A + B)2 = A 2 + B 2? Solution: a={{1,-1},{2,-1}}; b={{1,1},{4,-1}}; ((a+b).(a+b)-a.a-b.b)//Matrix...